取二进制文件头快速判断文件类型代码,PHP代码库,德仔网

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【PHP】取二进制文件头快速判断文件类型
作者:Dezai.CN / 发布于2012/10/12/ 472
<div><span class="Apple-style-span" style="color: rgb(51, 51, 51); line-height: 18px; font-family: "Microsoft Yahei", Tahoma, Verdana, Arial;"><span class="Apple-style-span" style="color: rgb(0, 0, 255); line-height: 15px; font-family: Consolas, "Courier New", Verdana, Tahoma;"><?php</span></span>
<div class="hl-surround" style="margin: 0px 0px 5px; padding: 0px; border: 1px solid rgb(195, 206, 217); width: auto; height: auto; text-align: left; font-family: "Microsoft Yahei", Tahoma, Verdana, Arial; overflow-x: auto; overflow-y: auto; background-color: rgb(249, 251, 252);">
<div class="hl-main" style="margin: 0px; padding: 6px 24px; line-height: 15px; font-family: Consolas, "Courier New", Verdana, Tahoma; font-size: 12px; background-color: transparent;"><span style="margin: 0px; padding: 0px; color: gray; font-family: Consolas, "Courier New", Verdana, Tahoma; font-size: 12px;"> <br style="margin: 0px; padding: 0px; font-family: "Microsoft Yahei", Tahoma, Verdana, Arial;" />
</span><span style="margin: 0px; padding: 0px; color: rgb(0, 0, 139); font-family: Consolas, "Courier New", Verdana, Tahoma; font-size: 12px;">$files</span><span style="margin: 0px; padding: 0px; color: gray; font-family: Consolas, "Courier New", Verdana, Tahoma; font-size: 12px;"> = </span><span style="margin: 0px; padding: 0px; color: green; font-family: Consolas, "Courier New", Verdana, Tahoma; font-size: 12px;">array</span><span style="margin: 0px; padding: 0px; color: olive; font-family: Consolas, "Courier New", Verdana, Tahoma; font-size: 12px;">(</span><span style="margin: 0px; padding: 0px; color: gray; font-family: Consolas, "Courier New", Verdana, Tahoma; font-size: 12px;"><br style="margin: 0px; padding: 0px; font-family: "Microsoft Yahei", Tahoma, Verdana, Arial;" />
</span><span style="margin: 0px; padding: 0px; color: rgb(139, 0, 0); font-family: Consolas, "Courier New", Verdana, Tahoma; font-size: 12px;">'</span><span style="margin: 0px; padding: 0px; color: red; font-family: Consolas, "Courier New", Verdana, Tahoma; font-size: 12px;">c:\1.jpg</span><span style="margin: 0px; padding: 0px; color: rgb(139, 0, 0); font-family: Consolas, "Courier New", Verdana, Tahoma; font-size: 12px;">'</span><span style="margin: 0px; padding: 0px; color: gray; font-family: Consolas, "Courier New", Verdana, Tahoma; font-size: 12px;">,<br style="margin: 0px; padding: 0px; font-family: "Microsoft Yahei", Tahoma, Verdana, Arial;" />
</span><span style="margin: 0px; padding: 0px; color: rgb(139, 0, 0); font-family: Consolas, "Courier New", Verdana, Tahoma; font-size: 12px;">'</span><span style="margin: 0px; padding: 0px; color: red; font-family: Consolas, "Courier New", Verdana, Tahoma; font-size: 12px;">c:\1.png</span><span style="margin: 0px; padding: 0px; color: rgb(139, 0, 0); font-family: Consolas, "Courier New", Verdana, Tahoma; font-size: 12px;">'</span><span style="margin: 0px; padding: 0px; color: gray; font-family: Consolas, "Courier New", Verdana, Tahoma; font-size: 12px;">,<br style="margin: 0px; padding: 0px; font-family: "Microsoft Yahei", Tahoma, Verdana, Arial;" />
</span><span style="margin: 0px; padding: 0px; color: rgb(139, 0, 0); font-family: Consolas, "Courier New", Verdana, Tahoma; font-size: 12px;">'</span><span style="margin: 0px; padding: 0px; color: red; font-family: Consolas, "Courier New", Verdana, Tahoma; font-size: 12px;">c:\1.gif</span><span style="margin: 0px; padding: 0px; color: rgb(139, 0, 0); font-family: Consolas, "Courier New", Verdana, Tahoma; font-size: 12px;">'</span><span style="margin: 0px; padding: 0px; color: gray; font-family: Consolas, "Courier New", Verdana, Tahoma; font-size: 12px;">,<br style="margin: 0px; padding: 0px; font-family: "Microsoft Yahei", Tahoma, Verdana, Arial;" />
</span><span style="margin: 0px; padding: 0px; color: rgb(139, 0, 0); font-family: Consolas, "Courier New", Verdana, Tahoma; font-size: 12px;">'</span><span style="margin: 0px; padding: 0px; color: red; font-family: Consolas, "Courier New", Verdana, Tahoma; font-size: 12px;">c:\1.rar</span><span style="margin: 0px; padding: 0px; color: rgb(139, 0, 0); font-family: Consolas, "Courier New", Verdana, Tahoma; font-size: 12px;">'</span><span style="margin: 0px; padding: 0px; color: gray; font-family: Consolas, "Courier New", Verdana, Tahoma; font-size: 12px;">,<br style="margin: 0px; padding: 0px; font-family: "Microsoft Yahei", Tahoma, Verdana, Arial;" />
</span><span style="margin: 0px; padding: 0px; color: rgb(139, 0, 0); font-family: Consolas, "Courier New", Verdana, Tahoma; font-size: 12px;">'</span><span style="margin: 0px; padding: 0px; color: red; font-family: Consolas, "Courier New", Verdana, Tahoma; font-size: 12px;">c:\1.zip</span><span style="margin: 0px; padding: 0px; color: rgb(139, 0, 0); font-family: Consolas, "Courier New", Verdana, Tahoma; font-size: 12px;">'</span><span style="margin: 0px; padding: 0px; color: gray; font-family: Consolas, "Courier New", Verdana, Tahoma; font-size: 12px;">,<br style="margin: 0px; padding: 0px; font-family: "Microsoft Yahei", Tahoma, Verdana, Arial;" />
</span><span style="margin: 0px; padding: 0px; color: rgb(139, 0, 0); font-family: Consolas, "Courier New", Verdana, Tahoma; font-size: 12px;">'</span><span style="margin: 0px; padding: 0px; color: red; font-family: Consolas, "Courier New", Verdana, Tahoma; font-size: 12px;">c:\1.exe</span><span style="margin: 0px; padding: 0px; color: rgb(139, 0, 0); font-family: Consolas, "Courier New", Verdana, Tahoma; font-size: 12px;">'</span><span style="margin: 0px; padding: 0px; color: gray; font-family: Consolas, "Courier New", Verdana, Tahoma; font-size: 12px;">,<br style="margin: 0px; padding: 0px; font-family: "Microsoft Yahei", Tahoma, Verdana, Arial;" />
</span><span style="margin: 0px; padding: 0px; color: olive; font-family: Consolas, "Courier New", Verdana, Tahoma; font-size: 12px;">)</span><span style="margin: 0px; padding: 0px; color: gray; font-family: Consolas, "Courier New", Verdana, Tahoma; font-size: 12px;">;<br style="margin: 0px; padding: 0px; font-family: "Microsoft Yahei", Tahoma, Verdana, Arial;" />
</span><span style="margin: 0px; padding: 0px; color: green; font-family: Consolas, "Courier New", Verdana, Tahoma; font-size: 12px;">foreach</span><span style="margin: 0px; padding: 0px; color: gray; font-family: Consolas, "Courier New", Verdana, Tahoma; font-size: 12px;"> </span><span style="margin: 0px; padding: 0px; color: olive; font-family: Consolas, "Courier New", Verdana, Tahoma; font-size: 12px;">(</span><span style="margin: 0px; padding: 0px; color: rgb(0, 0, 139); font-family: Consolas, "Courier New", Verdana, Tahoma; font-size: 12px;">$files</span><span style="margin: 0px; padding: 0px; color: gray; font-family: Consolas, "Courier New", Verdana, Tahoma; font-size: 12px;"> </span><span style="margin: 0px; padding: 0px; color: green; font-family: Consolas, "Courier New", Verdana, Tahoma; font-size: 12px;">AS</span><span style="margin: 0px; padding: 0px; color: gray; font-family: Consolas, "Courier New", Verdana, Tahoma; font-size: 12px;"> </span><span style="margin: 0px; padding: 0px; color: rgb(0, 0, 139); font-family: Consolas, "Courier New", Verdana, Tahoma; font-size: 12px;">$file</span><span style="margin: 0px; padding: 0px; color: olive; font-family: Consolas, "Courier New", Verdana, Tahoma; font-size: 12px;">)</span><span style="margin: 0px; padding: 0px; color: gray; font-family: Consolas, "Courier New", Verdana, Tahoma; font-size: 12px;"> </span><span style="margin: 0px; padding: 0px; color: olive; font-family: Consolas, "Courier New", Verdana, Tahoma; font-size: 12px;">{</span><span style="margin: 0px; padding: 0px; color: gray; font-family: Consolas, "Courier New", Verdana, Tahoma; font-size: 12px;"><br style="margin: 0px; padding: 0px; font-family: "Microsoft Yahei", Tahoma, Verdana, Arial;" />
</span><span style="margin: 0px; padding: 0px; color: rgb(0, 0, 139); font-family: Consolas, "Courier New", Verdana, Tahoma; font-size: 12px;">$fp</span><span style="margin: 0px; padding: 0px; color: gray; font-family: Consolas, "Courier New", Verdana, Tahoma; font-size: 12px;"> = </span><span style="margin: 0px; padding: 0px; color: blue; font-family: Consolas, "Courier New", Verdana, Tahoma; font-size: 12px;">fopen</span><span style="margin: 0px; padding: 0px; color: olive; font-family: Consolas, "Courier New", Verdana, Tahoma; font-size: 12px;">(</span><span style="margin: 0px; padding: 0px; color: rgb(0, 0, 139); font-family: Consolas, "Courier New", Verdana, Tahoma; font-size: 12px;">$file</span><span style="margin: 0px; padding: 0px; color: gray; font-family: Consolas, "Courier New", Verdana, Tahoma; font-size: 12px;">, </span><span style="margin: 0px; padding: 0px; color: rgb(139, 0, 0); font-family: Consolas, "Courier New", Verdana, Tahoma; font-size: 12px;">"</span><span style="margin: 0px; padding: 0px; color: red; font-family: Consolas, "Courier New", Verdana, Tahoma; font-size: 12px;">rb</span><span style="margin: 0px; padding: 0px; color: rgb(139, 0, 0); font-family: Consolas, "Courier New", Verdana, Tahoma; font-size: 12px;">"</span><span style="margin: 0px; padding: 0px; color: olive; font-family: Consolas, "Courier New", Verdana, Tahoma; font-size: 12px;">)</span><span style="margin: 0px; padding: 0px; color: gray; font-family: Consolas, "Courier New", Verdana, Tahoma; font-size: 12px;">;<br style="margin: 0px; padding: 0px; font-family: "Microsoft Yahei", Tahoma, Verdana, Arial;" />
</span><span style="margin: 0px; padding: 0px; color: rgb(0, 0, 139); font-family: Consolas, "Courier New", Verdana, Tahoma; font-size: 12px;">$bin</span><span style="margin: 0px; padding: 0px; color: gray; font-family: Consolas, "Courier New", Verdana, Tahoma; font-size: 12px;"> = </span><span style="margin: 0px; padding: 0px; color: blue; font-family: Consolas, "Courier New", Verdana, Tahoma; font-size: 12px;">fread</span><span style="margin: 0px; padding: 0px; color: olive; font-family: Consolas, "Courier New", Verdana, Tahoma; font-size: 12px;">(</span><span style="margin: 0px; padding: 0px; color: rgb(0, 0, 139); font-family: Consolas, "Courier New", Verdana, Tahoma; font-size: 12px;">$fp</span><span style="margin: 0px; padding: 0px; color: gray; font-family: Consolas, "Courier New", Verdana, Tahoma; font-size: 12px;">, </span><span style="margin: 0px; padding: 0px; color: maroon; font-family: Consolas, "Courier New", Verdana, Tahoma; font-size: 12px;">2</span><span style="margin: 0px; padding: 0px; color: olive; font-family: Consolas, "Courier New", Verdana, Tahoma; font-size: 12px;">)</span><span style="margin: 0px; padding: 0px; color: gray; font-family: Consolas, "Courier New", Verdana, Tahoma; font-size: 12px;">; </span><span style="margin: 0px; padding: 0px; color: rgb(255, 165, 0); font-family: Consolas, "Courier New", Verdana, Tahoma; font-size: 12px;">//只读2字节</span><span style="margin: 0px; padding: 0px; color: gray; font-family: Consolas, "Courier New", Verdana, Tahoma; font-size: 12px;"><br style="margin: 0px; padding: 0px; font-family: "Microsoft Yahei", Tahoma, Verdana, Arial;" />
</span><span style="margin: 0px; padding: 0px; color: blue; font-family: Consolas, "Courier New", Verdana, Tahoma; font-size: 12px;">fclose</span><span style="margin: 0px; padding: 0px; color: olive; font-family: Consolas, "Courier New", Verdana, Tahoma; font-size: 12px;">(</span><span style="margin: 0px; padding: 0px; color: rgb(0, 0, 139); font-family: Consolas, "Courier New", Verdana, Tahoma; font-size: 12px;">$fp</span><span style="margin: 0px; padding: 0px; color: olive; font-family: Consolas, "Courier New", Verdana, Tahoma; font-size: 12px;">)</span><span style="margin: 0px; padding: 0px; color: gray; font-family: Consolas, "Courier New", Verdana, Tahoma; font-size: 12px;">;<br style="margin: 0px; padding: 0px; font-family: "Microsoft Yahei", Tahoma, Verdana, Arial;" />
</span><span style="margin: 0px; padding: 0px; color: rgb(0, 0, 139); font-family: Consolas, "Courier New", Verdana, Tahoma; font-size: 12px;">$str_info</span><span style="margin: 0px; padding: 0px; color: gray; font-family: Consolas, "Courier New", Verdana, Tahoma; font-size: 12px;">  = @</span><span style="margin: 0px; padding: 0px; color: blue; font-family: Consolas, "Courier New", Verdana, Tahoma; font-size: 12px;">unpack</span><span style="margin: 0px; padding: 0px; color: olive; font-family: Consolas, "Courier New", Verdana, Tahoma; font-size: 12px;">(</span><span style="margin: 0px; padding: 0px; color: rgb(139, 0, 0); font-family: Consolas, "Courier New", Verdana, Tahoma; font-size: 12px;">"</span><span style="margin: 0px; padding: 0px; color: red; font-family: Consolas, "Courier New", Verdana, Tahoma; font-size: 12px;">C2chars</span><span style="margin: 0px; padding: 0px; color: rgb(139, 0, 0); font-family: Consolas, "Courier New", Verdana, Tahoma; font-size: 12px;">"</span><span style="margin: 0px; padding: 0px; color: gray; font-family: Consolas, "Courier New", Verdana, Tahoma; font-size: 12px;">, </span><span style="margin: 0px; padding: 0px; color: rgb(0, 0, 139); font-family: Consolas, "Courier New", Verdana, Tahoma; font-size: 12px;">$bin</span><span style="margin: 0px; padding: 0px; color: olive; font-family: Consolas, "Courier New", Verdana, Tahoma; font-size: 12px;">)</span><span style="margin: 0px; padding: 0px; color: gray; font-family: Consolas, "Courier New", Verdana, Tahoma; font-size: 12px;">;<br style="margin: 0px; padding: 0px; font-family: "Microsoft Yahei", Tahoma, Verdana, Arial;" />
</span><span style="margin: 0px; padding: 0px; color: rgb(0, 0, 139); font-family: Consolas, "Courier New", Verdana, Tahoma; font-size: 12px;">$type_code</span><span style="margin: 0px; padding: 0px; color: gray; font-family: Consolas, "Courier New", Verdana, Tahoma; font-size: 12px;"> = </span><span style="margin: 0px; padding: 0px; color: blue; font-family: Consolas, "Courier New", Verdana, Tahoma; font-size: 12px;">intval</span><span style="margin: 0px; padding: 0px; color: olive; font-family: Consolas, "Courier New", Verdana, Tahoma; font-size: 12px;">(</span><span style="margin: 0px; padding: 0px; color: rgb(0, 0, 139); font-family: Consolas, "Courier New", Verdana, Tahoma; font-size: 12px;">$str_info</span><span style="margin: 0px; padding: 0px; color: olive; font-family: Consolas, "Courier New", Verdana, Tahoma; font-size: 12px;">[</span><span style="margin: 0px; padding: 0px; color: rgb(139, 0, 0); font-family: Consolas, "Courier New", Verdana, Tahoma; font-size: 12px;">'</span><span style="margin: 0px; padding: 0px; color: red; font-family: Consolas, "Courier New", Verdana, Tahoma; font-size: 12px;">chars1</span><span style="margin: 0px; padding: 0px; color: rgb(139, 0, 0); font-family: Consolas, "Courier New", Verdana, Tahoma; font-size: 12px;">'</span><span style="margin: 0px; padding: 0px; color: olive; font-family: Consolas, "Courier New", Verdana, Tahoma; font-size: 12px;">]</span><span style="margin: 0px; padding: 0px; color: gray; font-family: Consolas, "Courier New", Verdana, Tahoma; font-size: 12px;">.</span><span style="margin: 0px; padding: 0px; color: rgb(0, 0, 139); font-family: Consolas, "Courier New", Verdana, Tahoma; font-size: 12px;">$str_info</span><span style="margin: 0px; padding: 0px; color: olive; font-family: Consolas, "Courier New", Verdana, Tahoma; font-size: 12px;">[</span><span style="margin: 0px; padding: 0px; color: rgb(139, 0, 0); font-family: Consolas, "Courier New", Verdana, Tahoma; font-size: 12px;">'</span><span style="margin: 0px; padding: 0px; color: red; font-family: Consolas, "Courier New", Verdana, Tahoma; font-size: 12px;">chars2</span><span style="margin: 0px; padding: 0px; color: rgb(139, 0, 0); font-family: Consolas, "Courier New", Verdana, Tahoma; font-size: 12px;">'</span><span style="margin: 0px; padding: 0px; color: olive; font-family: Consolas, "Courier New", Verdana, Tahoma; font-size: 12px;">])</span><span style="margin: 0px; padding: 0px; color: gray; font-family: Consolas, "Courier New", Verdana, Tahoma; font-size: 12px;">;<br style="margin: 0px; padding: 0px; font-family: "Microsoft Yahei", Tahoma, Verdana, Arial;" />
</span><span style="margin: 0px; padding: 0px; color: rgb(0, 0, 139); font-family: Consolas, "Courier New", Verdana, Tahoma; font-size: 12px;">$file_type</span><span style="margin: 0px; padding: 0px; color: gray; font-family: Consolas, "Courier New", Verdana, Tahoma; font-size: 12px;"> = </span><span style="margin: 0px; padding: 0px; color: rgb(139, 0, 0); font-family: Consolas, "Courier New", Verdana, Tahoma; font-size: 12px;">''</span><span style="margin: 0px; padding: 0px; color: gray; font-family: Consolas, "Courier New", Verdana, Tahoma; font-size: 12px;">;<br style="margin: 0px; padding: 0px; font-family: "Microsoft Yahei", Tahoma, Verdana, Arial;" />
</span><span style="margin: 0px; padding: 0px; color: green; font-family: Consolas, "Courier New", Verdana, Tahoma; font-size: 12px;">switch</span><span style="margin: 0px; padding: 0px; color: gray; font-family: Consolas, "Courier New", Verdana, Tahoma; font-size: 12px;"> </span><span style="margin: 0px; padding: 0px; color: olive; font-family: Consolas, "Courier New", Verdana, Tahoma; font-size: 12px;">(</span><span style="margin: 0px; padding: 0px; color: rgb(0, 0, 139); font-family: Consolas, "Courier New", Verdana, Tahoma; font-size: 12px;">$type_code</span><span style="margin: 0px; padding: 0px; color: olive; font-family: Consolas, "Courier New", Verdana, Tahoma; font-size: 12px;">)</span><span style="margin: 0px; padding: 0px; color: gray; font-family: Consolas, "Courier New", Verdana, Tahoma; font-size: 12px;"> </span><span style="margin: 0px; padding: 0px; color: olive; font-family: Consolas, "Courier New", Verdana, Tahoma; font-size: 12px;">{</span><span style="margin: 0px; padding: 0px; color: gray; font-family: Consolas, "Courier New", Verdana, Tahoma; font-size: 12px;"><br style="margin: 0px; padding: 0px; font-family: "Microsoft Yahei", Tahoma, Verdana, Arial;" />
</span><span style="margin: 0px; padding: 0px; color: green; font-family: Consolas, "Courier New", Verdana, Tahoma; font-size: 12px;">case</span><span style="margin: 0px; padding: 0px; color: gray; font-family: Consolas, "Courier New", Verdana, Tahoma; font-size: 12px;"> </span><span style="margin: 0px; padding: 0px; color: maroon; font-family: Consolas, "Courier New", Verdana, Tahoma; font-size: 12px;">7790</span><span style="margin: 0px; padding: 0px; color: gray; font-family: Consolas, "Courier New", Verdana, Tahoma; font-size: 12px;">:<br style="margin: 0px; padding: 0px; font-family: "Microsoft Yahei", Tahoma, Verdana, Arial;" />
</span><span style="margin: 0px; padding: 0px; color: rgb(0, 0, 139); font-family: Consolas, "Courier New", Verdana, Tahoma; font-size: 12px;">$file_type</span><span style="margin: 0px; padding: 0px; color: gray; font-family: Consolas, "Courier New", Verdana, Tahoma; font-size: 12px;"> = </span><span style="margin: 0px; padding: 0px; color: rgb(139, 0, 0); font-family: Consolas, "Courier New", Verdana, Tahoma; font-size: 12px;">'</span><span style="margin: 0px; padding: 0px; color: red; font-family: Consolas, "Courier New", Verdana, Tahoma; font-size: 12px;">exe</span><span style="margin: 0px; padding: 0px; color: rgb(139, 0, 0); font-family: Consolas, "Courier New", Verdana, Tahoma; font-size: 12px;">'</span><span style="margin: 0px; padding: 0px; color: gray; font-family: Consolas, "Courier New", Verdana, Tahoma; font-size: 12px;">;<br style="margin: 0px; padding: 0px; font-family: "Microsoft Yahei", Tahoma, Verdana, Arial;" />
</span><span style="margin: 0px; padding: 0px; color: green; font-family: Consolas, "Courier New", Verdana, Tahoma; font-size: 12px;">break</span><span style="margin: 0px; padding: 0px; color: gray; font-family: Consolas, "Courier New", Verdana, Tahoma; font-size: 12px;">;<br style="margin: 0px; padding: 0px; font-family: "Microsoft Yahei", Tahoma, Verdana, Arial;" />
</span><span style="margin: 0px; padding: 0px; color: green; font-family: Consolas, "Courier New", Verdana, Tahoma; font-size: 12px;">case</span><span style="margin: 0px; padding: 0px; color: gray; font-family: Consolas, "Courier New", Verdana, Tahoma; font-size: 12px;"> </span><span style="margin: 0px; padding: 0px; color: maroon; font-family: Consolas, "Courier New", Verdana, Tahoma; font-size: 12px;">7784</span><span style="margin: 0px; padding: 0px; color: gray; font-family: Consolas, "Courier New", Verdana, Tahoma; font-size: 12px;">:<br style="margin: 0px; padding: 0px; font-family: "Microsoft Yahei", Tahoma, Verdana, Arial;" />
</span><span style="margin: 0px; padding: 0px; color: rgb(0, 0, 139); font-family: Consolas, "Courier New", Verdana, Tahoma; font-size: 12px;">$file_type</span><span style="margin: 0px; padding: 0px; color: gray; font-family: Consolas, "Courier New", Verdana, Tahoma; font-size: 12px;"> = </span><span style="margin: 0px; padding: 0px; color: rgb(139, 0, 0); font-family: Consolas, "Courier New", Verdana, Tahoma; font-size: 12px;">'</span><span style="margin: 0px; padding: 0px; color: red; font-family: Consolas, "Courier New", Verdana, Tahoma; font-size: 12px;">midi</span><span style="margin: 0px; padding: 0px; color: rgb(139, 0, 0); font-family: Consolas, "Courier New", Verdana, Tahoma; font-size: 12px;">'</span><span style="margin: 0px; padding: 0px; color: gray; font-family: Consolas, "Courier New", Verdana, Tahoma; font-size: 12px;">;<br style="margin: 0px; padding: 0px; font-family: "Microsoft Yahei", Tahoma, Verdana, Arial;" />
</span><span style="margin: 0px; padding: 0px; color: green; font-family: Consolas, "Courier New", Verdana, Tahoma; font-size: 12px;">break</span><span style="margin: 0px; padding: 0px; color: gray; font-family: Consolas, "Courier New", Verdana, Tahoma; font-size: 12px;">;<br style="margin: 0px; padding: 0px; font-family: "Microsoft Yahei", Tahoma, Verdana, Arial;" />
</span><span style="margin: 0px; padding: 0px; color: green; font-family: Consolas, "Courier New", Verdana, Tahoma; font-size: 12px;">case</span><span style="margin: 0px; padding: 0px; color: gray; font-family: Consolas, "Courier New", Verdana, Tahoma; font-size: 12px;"> </span><span style="margin: 0px; padding: 0px; color: maroon; font-family: Consolas, "Courier New", Verdana, Tahoma; font-size: 12px;">8075</span><span style="margin: 0px; padding: 0px; color: gray; font-family: Consolas, "Courier New", Verdana, Tahoma; font-size: 12px;">:<br style="margin: 0px; padding: 0px; font-family: "Microsoft Yahei", Tahoma, Verdana, Arial;" />
</span><span style="margin: 0px; padding: 0px; color: rgb(0, 0, 139); font-family: Consolas, "Courier New", Verdana, Tahoma; font-size: 12px;">$file_type</span><span style="margin: 0px; padding: 0px; color: gray; font-family: Consolas, "Courier New", Verdana, Tahoma; font-size: 12px;"> = </span><span style="margin: 0px; padding: 0px; color: rgb(139, 0, 0); font-family: Consolas, "Courier New", Verdana, Tahoma; font-size: 12px;">'</span><span style="margin: 0px; padding: 0px; color: red; font-family: Consolas, "Courier New", Verdana, Tahoma; font-size: 12px;">zip</span><span style="margin: 0px; padding: 0px; color: rgb(139, 0, 0); font-family: Consolas, "Courier New", Verdana, Tahoma; font-size: 12px;">'</span><span style="margin: 0px; padding: 0px; color: gray; font-family: Consolas, "Courier New", Verdana, Tahoma; font-size: 12px;">;<br style="margin: 0px; padding: 0px; font-family: "Microsoft Yahei", Tahoma, Verdana, Arial;" />
</span><span style="margin: 0px; padding: 0px; color: green; font-family: Consolas, "Courier New", Verdana, Tahoma; font-size: 12px;">break</span><span style="margin: 0px; padding: 0px; color: gray; font-family: Consolas, "Courier New", Verdana, Tahoma; font-size: 12px;">;<br style="margin: 0px; padding: 0px; font-family: "Microsoft Yahei", Tahoma, Verdana, Arial;" />
</span><span style="margin: 0px; padding: 0px; color: green; font-family: Consolas, "Courier New", Verdana, Tahoma; font-size: 12px;">case</span><span style="margin: 0px; padding: 0px; color: gray; font-family: Consolas, "Courier New", Verdana, Tahoma; font-size: 12px;"> </span><span style="margin: 0px; padding: 0px; color: maroon; font-family: Consolas, "Courier New", Verdana, Tahoma; font-size: 12px;">8297</span><span style="margin: 0px; padding: 0px; color: gray; font-family: Consolas, "Courier New", Verdana, Tahoma; font-size: 12px;">:<br style="margin: 0px; padding: 0px; font-family: "Microsoft Yahei", Tahoma, Verdana, Arial;" />
</span><span style="margin: 0px; padding: 0px; color: rgb(0, 0, 139); font-family: Consolas, "Courier New", Verdana, Tahoma; font-size: 12px;">$file_type</span><span style="margin: 0px; padding: 0px; color: gray; font-family: Consolas, "Courier New", Verdana, Tahoma; font-size: 12px;"> = </span><span style="margin: 0px; padding: 0px; color: rgb(139, 0, 0); font-family: Consolas, "Courier New", Verdana, Tahoma; font-size: 12px;">'</span><span style="margin: 0px; padding: 0px; color: red; font-family: Consolas, "Courier New", Verdana, Tahoma; font-size: 12px;">rar</span><span style="margin: 0px; padding: 0px; color: rgb(139, 0, 0); font-family: Consolas, "Courier New", Verdana, Tahoma; font-size: 12px;">'</span><span style="margin: 0px; padding: 0px; color: gray; font-family: Consolas, "Courier New", Verdana, Tahoma; font-size: 12px;">;<br style="margin: 0px; padding: 0px; font-family: "Microsoft Yahei", Tahoma, Verdana, Arial;" />
</span><span style="margin: 0px; padding: 0px; color: green; font-family: Consolas, "Courier New", Verdana, Tahoma; font-size: 12px;">break</span><span style="margin: 0px; padding: 0px; color: gray; font-family: Consolas, "Courier New", Verdana, Tahoma; font-size: 12px;">;<br style="margin: 0px; padding: 0px; font-family: "Microsoft Yahei", Tahoma, Verdana, Arial;" />
</span><span style="margin: 0px; padding: 0px; color: green; font-family: Consolas, "Courier New", Verdana, Tahoma; font-size: 12px;">case</span><span style="margin: 0px; padding: 0px; color: gray; font-family: Consolas, "Courier New", Verdana, Tahoma; font-size: 12px;"> </span><span style="margin: 0px; padding: 0px; color: maroon; font-family: Consolas, "Courier New", Verdana, Tahoma; font-size: 12px;">255216</span><span style="margin: 0px; padding: 0px; color: gray; font-family: Consolas, "Courier New", Verdana, Tahoma; font-size: 12px;">:<br style="margin: 0px; padding: 0px; font-family: "Microsoft Yahei", Tahoma, Verdana, Arial;" />
</span><span style="margin: 0px; padding: 0px; color: rgb(0, 0, 139); font-family: Consolas, "Courier New", Verdana, Tahoma; font-size: 12px;">$file_type</span><span style="margin: 0px; padding: 0px; color: gray; font-family: Consolas, "Courier New", Verdana, Tahoma; font-size: 12px;"> = </span><span style="margin: 0px; padding: 0px; color: rgb(139, 0, 0); font-family: Consolas, "Courier New", Verdana, Tahoma; font-size: 12px;">'</span><span style="margin: 0px; padding: 0px; color: red; font-family: Consolas, "Courier New", Verdana, Tahoma; font-size: 12px;">jpg</span><span style="margin: 0px; padding: 0px; color: rgb(139, 0, 0); font-family: Consolas, "Courier New", Verdana, Tahoma; font-size: 12px;">'</span><span style="margin: 0px; padding: 0px; color: gray; font-family: Consolas, "Courier New", Verdana, Tahoma; font-size: 12px;">;<br style="margin: 0px; padding: 0px; font-family: "Microsoft Yahei", Tahoma, Verdana, Arial;" />
</span><span style="margin: 0px; padding: 0px; color: green; font-family: Consolas, "Courier New", Verdana, Tahoma; font-size: 12px;">break</span><span style="margin: 0px; padding: 0px; color: gray; font-family: Consolas, "Courier New", Verdana, Tahoma; font-size: 12px;">;<br style="margin: 0px; padding: 0px; font-family: "Microsoft Yahei", Tahoma, Verdana, Arial;" />
</span><span style="margin: 0px; padding: 0px; color: green; font-family: Consolas, "Courier New", Verdana, Tahoma; font-size: 12px;">case</span><span style="margin: 0px; padding: 0px; color: gray; font-family: Consolas, "Courier New", Verdana, Tahoma; font-size: 12px;"> </span><span style="margin: 0px; padding: 0px; color: maroon; font-family: Consolas, "Courier New", Verdana, Tahoma; font-size: 12px;">7173</span><span style="margin: 0px; padding: 0px; color: gray; font-family: Consolas, "Courier New", Verdana, Tahoma; font-size: 12px;">:<br style="margin: 0px; padding: 0px; font-family: "Microsoft Yahei", Tahoma, Verdana, Arial;" />
</span><span style="margin: 0px; padding: 0px; color: rgb(0, 0, 139); font-family: Consolas, "Courier New", Verdana, Tahoma; font-size: 12px;">$file_type</span><span style="margin: 0px; padding: 0px; color: gray; font-family: Consolas, "Courier New", Verdana, Tahoma; font-size: 12px;"> = </span><span style="margin: 0px; padding: 0px; color: rgb(139, 0, 0); font-family: Consolas, "Courier New", Verdana, Tahoma; font-size: 12px;">'</span><span style="margin: 0px; padding: 0px; color: red; font-family: Consolas, "Courier New", Verdana, Tahoma; font-size: 12px;">gif</span><span style="margin: 0px; padding: 0px; color: rgb(139, 0, 0); font-family: Consolas, "Courier New", Verdana, Tahoma; font-size: 12px;">'</span><span style="margin: 0px; padding: 0px; color: gray; font-family: Consolas, "Courier New", Verdana, Tahoma; font-size: 12px;">;<br style="margin: 0px; padding: 0px; font-family: "Microsoft Yahei", Tahoma, Verdana, Arial;" />
</span><span style="margin: 0px; padding: 0px; color: green; font-family: Consolas, "Courier New", Verdana, Tahoma; font-size: 12px;">break</span><span style="margin: 0px; padding: 0px; color: gray; font-family: Consolas, "Courier New", Verdana, Tahoma; font-size: 12px;">;<br style="margin: 0px; padding: 0px; font-family: "Microsoft Yahei", Tahoma, Verdana, Arial;" />
</span><span style="margin: 0px; padding: 0px; color: green; font-family: Consolas, "Courier New", Verdana, Tahoma; font-size: 12px;">case</span><span style="margin: 0px; padding: 0px; color: gray; font-family: Consolas, "Courier New", Verdana, Tahoma; font-size: 12px;"> </span><span style="margin: 0px; padding: 0px; color: maroon; font-family: Consolas, "Courier New", Verdana, Tahoma; font-size: 12px;">6677</span><span style="margin: 0px; padding: 0px; color: gray; font-family: Consolas, "Courier New", Verdana, Tahoma; font-size: 12px;">:<br style="margin: 0px; padding: 0px; font-family: "Microsoft Yahei", Tahoma, Verdana, Arial;" />
</span><span style="margin: 0px; padding: 0px; color: rgb(0, 0, 139); font-family: Consolas, "Courier New", Verdana, Tahoma; font-size: 12px;">$file_type</span><span style="margin: 0px; padding: 0px; color: gray; font-family: Consolas, "Courier New", Verdana, Tahoma; font-size: 12px;"> = </span><span style="margin: 0px; padding: 0px; color: rgb(139, 0, 0); font-family: Consolas, "Courier New", Verdana, Tahoma; font-size: 12px;">'</span><span style="margin: 0px; padding: 0px; color: red; font-family: Consolas, "Courier New", Verdana, Tahoma; font-size: 12px;">bmp</span><span style="margin: 0px; padding: 0px; color: rgb(139, 0, 0); font-family: Consolas, "Courier New", Verdana, Tahoma; font-size: 12px;">'</span><span style="margin: 0px; padding: 0px; color: gray; font-family: Consolas, "Courier New", Verdana, Tahoma; font-size: 12px;">;<br style="margin: 0px; padding: 0px; font-family: "Microsoft Yahei", Tahoma, Verdana, Arial;" />
</span><span style="margin: 0px; padding: 0px; color: green; font-family: Consolas, "Courier New", Verdana, Tahoma; font-size: 12px;">break</span><span style="margin: 0px; padding: 0px; color: gray; font-family: Consolas, "Courier New", Verdana, Tahoma; font-size: 12px;">;<br style="margin: 0px; padding: 0px; font-family: "Microsoft Yahei", Tahoma, Verdana, Arial;" />
</span><span style="margin: 0px; padding: 0px; color: green; font-family: Consolas, "Courier New", Verdana, Tahoma; font-size: 12px;">case</span><span style="margin: 0px; padding: 0px; color: gray; font-family: Consolas, "Courier New", Verdana, Tahoma; font-size: 12px;"> </span><span style="margin: 0px; padding: 0px; color: maroon; font-family: Consolas, "Courier New", Verdana, Tahoma; font-size: 12px;">13780</span><span style="margin: 0px; padding: 0px; color: gray; font-family: Consolas, "Courier New", Verdana, Tahoma; font-size: 12px;">:<br style="margin: 0px; padding: 0px; font-family: "Microsoft Yahei", Tahoma, Verdana, Arial;" />
</span><span style="margin: 0px; padding: 0px; color: rgb(0, 0, 139); font-family: Consolas, "Courier New", Verdana, Tahoma; font-size: 12px;">$file_type</span><span style="margin: 0px; padding: 0px; color: gray; font-family: Consolas, "Courier New", Verdana, Tahoma; font-size: 12px;"> = </span><span style="margin: 0px; padding: 0px; color: rgb(139, 0, 0); font-family: Consolas, "Courier New", Verdana, Tahoma; font-size: 12px;">'</span><span style="margin: 0px; padding: 0px; color: red; font-family: Consolas, "Courier New", Verdana, Tahoma; font-size: 12px;">png</span><span style="margin: 0px; padding: 0px; color: rgb(139, 0, 0); font-family: Consolas, "Courier New", Verdana, Tahoma; font-size: 12px;">'</span><span style="margin: 0px; padding: 0px; color: gray; font-family: Consolas, "Courier New", Verdana, Tahoma; font-size: 12px;">;<br style="margin: 0px; padding: 0px; font-family: "Microsoft Yahei", Tahoma, Verdana, Arial;" />
</span><span style="margin: 0px; padding: 0px; color: green; font-family: Consolas, "Courier New", Verdana, Tahoma; font-size: 12px;">break</span><span style="margin: 0px; padding: 0px; color: gray; font-family: Consolas, "Courier New", Verdana, Tahoma; font-size: 12px;">;<br style="margin: 0px; padding: 0px; font-family: "Microsoft Yahei", Tahoma, Verdana, Arial;" />
</span><span style="margin: 0px; padding: 0px; color: green; font-family: Consolas, "Courier New", Verdana, Tahoma; font-size: 12px;">default</span><span style="margin: 0px; padding: 0px; color: gray; font-family: Consolas, "Courier New", Verdana, Tahoma; font-size: 12px;">:<br style="margin: 0px; padding: 0px; font-family: "Microsoft Yahei", Tahoma, Verdana, Arial;" />
</span><span style="margin: 0px; padding: 0px; color: rgb(0, 0, 139); font-family: Consolas, "Courier New", Verdana, Tahoma; font-size: 12px;">$file_type</span><span style="margin: 0px; padding: 0px; color: gray; font-family: Consolas, "Courier New", Verdana, Tahoma; font-size: 12px;"> = </span><span style="margin: 0px; padding: 0px; color: rgb(139, 0, 0); font-family: Consolas, "Courier New", Verdana, Tahoma; font-size: 12px;">'</span><span style="margin: 0px; padding: 0px; color: red; font-family: Consolas, "Courier New", Verdana, Tahoma; font-size: 12px;">unknown</span><span style="margin: 0px; padding: 0px; color: rgb(139, 0, 0); font-family: Consolas, "Courier New", Verdana, Tahoma; font-size: 12px;">'</span><span style="margin: 0px; padding: 0px; color: gray; font-family: Consolas, "Courier New", Verdana, Tahoma; font-size: 12px;">;<br style="margin: 0px; padding: 0px; font-family: "Microsoft Yahei", Tahoma, Verdana, Arial;" />
</span><span style="margin: 0px; padding: 0px; color: green; font-family: Consolas, "Courier New", Verdana, Tahoma; font-size: 12px;">break</span><span style="margin: 0px; padding: 0px; color: gray; font-family: Consolas, "Courier New", Verdana, Tahoma; font-size: 12px;">;<br style="margin: 0px; padding: 0px; font-family: "Microsoft Yahei", Tahoma, Verdana, Arial;" />
</span><span style="margin: 0px; padding: 0px; color: olive; font-family: Consolas, "Courier New", Verdana, Tahoma; font-size: 12px;">}</span><span style="margin: 0px; padding: 0px; color: gray; font-family: Consolas, "Courier New", Verdana, Tahoma; font-size: 12px;"><br style="margin: 0px; padding: 0px; font-family: "Microsoft Yahei", Tahoma, Verdana, Arial;" />
<br style="margin: 0px; padding: 0px; font-family: "Microsoft Yahei", Tahoma, Verdana, Arial;" />
</span><span style="margin: 0px; padding: 0px; color: green; font-family: Consolas, "Courier New", Verdana, Tahoma; font-size: 12px;">echo</span><span style="margin: 0px; padding: 0px; color: gray; font-family: Consolas, "Courier New", Verdana, Tahoma; font-size: 12px;"> </span><span style="margin: 0px; padding: 0px; color: rgb(0, 0, 139); font-family: Consolas, "Courier New", Verdana, Tahoma; font-size: 12px;">$file</span><span style="margin: 0px; padding: 0px; color: gray; font-family: Consolas, "Courier New", Verdana, Tahoma; font-size: 12px;"> , </span><span style="margin: 0px; padding: 0px; color: rgb(139, 0, 0); font-family: Consolas, "Courier New", Verdana, Tahoma; font-size: 12px;">'</span><span style="margin: 0px; padding: 0px; color: red; font-family: Consolas, "Courier New", Verdana, Tahoma; font-size: 12px;"> type: <b></span><span style="margin: 0px; padding: 0px; color: rgb(139, 0, 0); font-family: Consolas, "Courier New", Verdana, Tahoma; font-size: 12px;">'</span><span style="margin: 0px; padding: 0px; color: gray; font-family: Consolas, "Courier New", Verdana, Tahoma; font-size: 12px;">, </span><span style="margin: 0px; padding: 0px; color: rgb(0, 0, 139); font-family: Consolas, "Courier New", Verdana, Tahoma; font-size: 12px;">$file_type</span><span style="margin: 0px; padding: 0px; color: gray; font-family: Consolas, "Courier New", Verdana, Tahoma; font-size: 12px;">, </span><span style="margin: 0px; padding: 0px; color: rgb(139, 0, 0); font-family: Consolas, "Courier New", Verdana, Tahoma; font-size: 12px;">'</span><span style="margin: 0px; padding: 0px; color: red; font-family: Consolas, "Courier New", Verdana, Tahoma; font-size: 12px;"></b> code:<b></span><span style="margin: 0px; padding: 0px; color: rgb(139, 0, 0); font-family: Consolas, "Courier New", Verdana, Tahoma; font-size: 12px;">'</span><span style="margin: 0px; padding: 0px; color: gray; font-family: Consolas, "Courier New", Verdana, Tahoma; font-size: 12px;">, </span><span style="margin: 0px; padding: 0px; color: rgb(0, 0, 139); font-family: Consolas, "Courier New", Verdana, Tahoma; font-size: 12px;">$type_code</span><span style="margin: 0px; padding: 0px; color: gray; font-family: Consolas, "Courier New", Verdana, Tahoma; font-size: 12px;">, </span><span style="margin: 0px; padding: 0px; color: rgb(139, 0, 0); font-family: Consolas, "Courier New", Verdana, Tahoma; font-size: 12px;">'</span><span style="margin: 0px; padding: 0px; color: red; font-family: Consolas, "Courier New", Verdana, Tahoma; font-size: 12px;"></b></span><span style="margin: 0px; padding: 0px; color: rgb(139, 0, 0); font-family: Consolas, "Courier New", Verdana, Tahoma; font-size: 12px;">'</span><span style="margin: 0px; padding: 0px; color: gray; font-family: Consolas, "Courier New", Verdana, Tahoma; font-size: 12px;">;<br style="margin: 0px; padding: 0px; font-family: "Microsoft Yahei", Tahoma, Verdana, Arial;" />
<br style="margin: 0px; padding: 0px; font-family: "Microsoft Yahei", Tahoma, Verdana, Arial;" />
</span><span style="margin: 0px; padding: 0px; color: olive; font-family: Consolas, "Courier New", Verdana, Tahoma; font-size: 12px;">}</span></div>
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