全角字符串转换为半角字符串代码,PHP代码库,德仔网

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【PHP】全角字符串转换为半角字符串
作者:Dezai.CN / 发布于2012/7/26/ 771
全角字符串转换为半角字符串
<div><em><font color="#009933">**  * 把全角字符串转换为半角字符串  *  * @param 字符串 $str  * @return 半角字符串  */</font></em>

<span style="color: rgb(0, 0, 0); font-weight: bold;">function</span> make_semiangle<span style="color: rgb(0, 153, 0);">(</span><span style="color: rgb(0, 0, 136);">$str</span><span style="color: rgb(0, 153, 0);">)</span><span style="color: rgb(0, 153, 0);">{</span>
<span style="color: rgb(0, 0, 136);">$arr</span> <span style="">=</span> <span style="color: rgb(153, 0, 0);">array</span><span style="color: rgb(0, 153, 0);">(</span><span style="color: rgb(0, 0, 255);">'０'</span> <span style="">=&</span>gt<span style="">;</span> <span style="color: rgb(0, 0, 255);">'0'</span><span style="">,</span> <span style="color: rgb(0, 0, 255);">'１'</span> <span style="">=&</span>gt<span style="">;</span> <span style="color: rgb(0, 0, 255);">'1'</span><span style="">,</span> <span style="color: rgb(0, 0, 255);">'２'</span> <span style="">=&</span>gt<span style="">;</span> <span style="color: rgb(0, 0, 255);">'2'</span><span style="">,</span> <span style="color: rgb(0, 0, 255);">'３'</span> <span style="">=&</span>gt<span style="">;</span> <span style="color: rgb(0, 0, 255);">'3'</span><span style="">,</span> <span style="color: rgb(0, 0, 255);">'４'</span> <span style="">=&</span>gt<span style="">;</span> <span style="color: rgb(0, 0, 255);">'4'</span><span style="">,</span>
<span style="color: rgb(0, 0, 255);">'５'</span> <span style="">=&</span>gt<span style="">;</span> <span style="color: rgb(0, 0, 255);">'5'</span><span style="">,</span> <span style="color: rgb(0, 0, 255);">'６'</span> <span style="">=&</span>gt<span style="">;</span> <span style="color: rgb(0, 0, 255);">'6'</span><span style="">,</span> <span style="color: rgb(0, 0, 255);">'７'</span> <span style="">=&</span>gt<span style="">;</span> <span style="color: rgb(0, 0, 255);">'7'</span><span style="">,</span> <span style="color: rgb(0, 0, 255);">'８'</span> <span style="">=&</span>gt<span style="">;</span> <span style="color: rgb(0, 0, 255);">'8'</span><span style="">,</span> <span style="color: rgb(0, 0, 255);">'９'</span> <span style="">=&</span>gt<span style="">;</span> <span style="color: rgb(0, 0, 255);">'9'</span><span style="">,</span>
<span style="color: rgb(0, 0, 255);">'Ａ'</span> <span style="">=&</span>gt<span style="">;</span> <span style="color: rgb(0, 0, 255);">'A'</span><span style="">,</span> <span style="color: rgb(0, 0, 255);">'Ｂ'</span> <span style="">=&</span>gt<span style="">;</span> <span style="color: rgb(0, 0, 255);">'B'</span><span style="">,</span> <span style="color: rgb(0, 0, 255);">'Ｃ'</span> <span style="">=&</span>gt<span style="">;</span> <span style="color: rgb(0, 0, 255);">'C'</span><span style="">,</span> <span style="color: rgb(0, 0, 255);">'Ｄ'</span> <span style="">=&</span>gt<span style="">;</span> <span style="color: rgb(0, 0, 255);">'D'</span><span style="">,</span> <span style="color: rgb(0, 0, 255);">'Ｅ'</span> <span style="">=&</span>gt<span style="">;</span> <span style="color: rgb(0, 0, 255);">'E'</span><span style="">,</span>
<span style="color: rgb(0, 0, 255);">'Ｆ'</span> <span style="">=&</span>gt<span style="">;</span> <span style="color: rgb(0, 0, 255);">'F'</span><span style="">,</span> <span style="color: rgb(0, 0, 255);">'Ｇ'</span> <span style="">=&</span>gt<span style="">;</span> <span style="color: rgb(0, 0, 255);">'G'</span><span style="">,</span> <span style="color: rgb(0, 0, 255);">'Ｈ'</span> <span style="">=&</span>gt<span style="">;</span> <span style="color: rgb(0, 0, 255);">'H'</span><span style="">,</span> <span style="color: rgb(0, 0, 255);">'Ｉ'</span> <span style="">=&</span>gt<span style="">;</span> <span style="color: rgb(0, 0, 255);">'I'</span><span style="">,</span> <span style="color: rgb(0, 0, 255);">'Ｊ'</span> <span style="">=&</span>gt<span style="">;</span> <span style="color: rgb(0, 0, 255);">'J'</span><span style="">,</span>
<span style="color: rgb(0, 0, 255);">'Ｋ'</span> <span style="">=&</span>gt<span style="">;</span> <span style="color: rgb(0, 0, 255);">'K'</span><span style="">,</span> <span style="color: rgb(0, 0, 255);">'Ｌ'</span> <span style="">=&</span>gt<span style="">;</span> <span style="color: rgb(0, 0, 255);">'L'</span><span style="">,</span> <span style="color: rgb(0, 0, 255);">'Ｍ'</span> <span style="">=&</span>gt<span style="">;</span> <span style="color: rgb(0, 0, 255);">'M'</span><span style="">,</span> <span style="color: rgb(0, 0, 255);">'Ｎ'</span> <span style="">=&</span>gt<span style="">;</span> <span style="color: rgb(0, 0, 255);">'N'</span><span style="">,</span> <span style="color: rgb(0, 0, 255);">'Ｏ'</span> <span style="">=&</span>gt<span style="">;</span> <span style="color: rgb(0, 0, 255);">'O'</span><span style="">,</span>
<span style="color: rgb(0, 0, 255);">'Ｐ'</span> <span style="">=&</span>gt<span style="">;</span> <span style="color: rgb(0, 0, 255);">'P'</span><span style="">,</span> <span style="color: rgb(0, 0, 255);">'Ｑ'</span> <span style="">=&</span>gt<span style="">;</span> <span style="color: rgb(0, 0, 255);">'Q'</span><span style="">,</span> <span style="color: rgb(0, 0, 255);">'Ｒ'</span> <span style="">=&</span>gt<span style="">;</span> <span style="color: rgb(0, 0, 255);">'R'</span><span style="">,</span> <span style="color: rgb(0, 0, 255);">'Ｓ'</span> <span style="">=&</span>gt<span style="">;</span> <span style="color: rgb(0, 0, 255);">'S'</span><span style="">,</span> <span style="color: rgb(0, 0, 255);">'Ｔ'</span> <span style="">=&</span>gt<span style="">;</span> <span style="color: rgb(0, 0, 255);">'T'</span><span style="">,</span>
<span style="color: rgb(0, 0, 255);">'Ｕ'</span> <span style="">=&</span>gt<span style="">;</span> <span style="color: rgb(0, 0, 255);">'U'</span><span style="">,</span> <span style="color: rgb(0, 0, 255);">'Ｖ'</span> <span style="">=&</span>gt<span style="">;</span> <span style="color: rgb(0, 0, 255);">'V'</span><span style="">,</span> <span style="color: rgb(0, 0, 255);">'Ｗ'</span> <span style="">=&</span>gt<span style="">;</span> <span style="color: rgb(0, 0, 255);">'W'</span><span style="">,</span> <span style="color: rgb(0, 0, 255);">'Ｘ'</span> <span style="">=&</span>gt<span style="">;</span> <span style="color: rgb(0, 0, 255);">'X'</span><span style="">,</span> <span style="color: rgb(0, 0, 255);">'Ｙ'</span> <span style="">=&</span>gt<span style="">;</span> <span style="color: rgb(0, 0, 255);">'Y'</span><span style="">,</span>
<span style="color: rgb(0, 0, 255);">'Ｚ'</span> <span style="">=&</span>gt<span style="">;</span> <span style="color: rgb(0, 0, 255);">'Z'</span><span style="">,</span> <span style="color: rgb(0, 0, 255);">'ａ'</span> <span style="">=&</span>gt<span style="">;</span> <span style="color: rgb(0, 0, 255);">'a'</span><span style="">,</span> <span style="color: rgb(0, 0, 255);">'ｂ'</span> <span style="">=&</span>gt<span style="">;</span> <span style="color: rgb(0, 0, 255);">'b'</span><span style="">,</span> <span style="color: rgb(0, 0, 255);">'ｃ'</span> <span style="">=&</span>gt<span style="">;</span> <span style="color: rgb(0, 0, 255);">'c'</span><span style="">,</span> <span style="color: rgb(0, 0, 255);">'ｄ'</span> <span style="">=&</span>gt<span style="">;</span> <span style="color: rgb(0, 0, 255);">'d'</span><span style="">,</span>
<span style="color: rgb(0, 0, 255);">'ｅ'</span> <span style="">=&</span>gt<span style="">;</span> <span style="color: rgb(0, 0, 255);">'e'</span><span style="">,</span> <span style="color: rgb(0, 0, 255);">'ｆ'</span> <span style="">=&</span>gt<span style="">;</span> <span style="color: rgb(0, 0, 255);">'f'</span><span style="">,</span> <span style="color: rgb(0, 0, 255);">'ｇ'</span> <span style="">=&</span>gt<span style="">;</span> <span style="color: rgb(0, 0, 255);">'g'</span><span style="">,</span> <span style="color: rgb(0, 0, 255);">'ｈ'</span> <span style="">=&</span>gt<span style="">;</span> <span style="color: rgb(0, 0, 255);">'h'</span><span style="">,</span> <span style="color: rgb(0, 0, 255);">'ｉ'</span> <span style="">=&</span>gt<span style="">;</span> <span style="color: rgb(0, 0, 255);">'i'</span><span style="">,</span>
<span style="color: rgb(0, 0, 255);">'ｊ'</span> <span style="">=&</span>gt<span style="">;</span> <span style="color: rgb(0, 0, 255);">'j'</span><span style="">,</span> <span style="color: rgb(0, 0, 255);">'ｋ'</span> <span style="">=&</span>gt<span style="">;</span> <span style="color: rgb(0, 0, 255);">'k'</span><span style="">,</span> <span style="color: rgb(0, 0, 255);">'ｌ'</span> <span style="">=&</span>gt<span style="">;</span> <span style="color: rgb(0, 0, 255);">'l'</span><span style="">,</span> <span style="color: rgb(0, 0, 255);">'ｍ'</span> <span style="">=&</span>gt<span style="">;</span> <span style="color: rgb(0, 0, 255);">'m'</span><span style="">,</span> <span style="color: rgb(0, 0, 255);">'ｎ'</span> <span style="">=&</span>gt<span style="">;</span> <span style="color: rgb(0, 0, 255);">'n'</span><span style="">,</span>
<span style="color: rgb(0, 0, 255);">'ｏ'</span> <span style="">=&</span>gt<span style="">;</span> <span style="color: rgb(0, 0, 255);">'o'</span><span style="">,</span> <span style="color: rgb(0, 0, 255);">'ｐ'</span> <span style="">=&</span>gt<span style="">;</span> <span style="color: rgb(0, 0, 255);">'p'</span><span style="">,</span> <span style="color: rgb(0, 0, 255);">'ｑ'</span> <span style="">=&</span>gt<span style="">;</span> <span style="color: rgb(0, 0, 255);">'q'</span><span style="">,</span> <span style="color: rgb(0, 0, 255);">'ｒ'</span> <span style="">=&</span>gt<span style="">;</span> <span style="color: rgb(0, 0, 255);">'r'</span><span style="">,</span> <span style="color: rgb(0, 0, 255);">'ｓ'</span> <span style="">=&</span>gt<span style="">;</span> <span style="color: rgb(0, 0, 255);">'s'</span><span style="">,</span>
<span style="color: rgb(0, 0, 255);">'ｔ'</span> <span style="">=&</span>gt<span style="">;</span> <span style="color: rgb(0, 0, 255);">'t'</span><span style="">,</span> <span style="color: rgb(0, 0, 255);">'ｕ'</span> <span style="">=&</span>gt<span style="">;</span> <span style="color: rgb(0, 0, 255);">'u'</span><span style="">,</span> <span style="color: rgb(0, 0, 255);">'ｖ'</span> <span style="">=&</span>gt<span style="">;</span> <span style="color: rgb(0, 0, 255);">'v'</span><span style="">,</span> <span style="color: rgb(0, 0, 255);">'ｗ'</span> <span style="">=&</span>gt<span style="">;</span> <span style="color: rgb(0, 0, 255);">'w'</span><span style="">,</span> <span style="color: rgb(0, 0, 255);">'ｘ'</span> <span style="">=&</span>gt<span style="">;</span> <span style="color: rgb(0, 0, 255);">'x'</span><span style="">,</span>
<span style="color: rgb(0, 0, 255);">'ｙ'</span> <span style="">=&</span>gt<span style="">;</span> <span style="color: rgb(0, 0, 255);">'y'</span><span style="">,</span> <span style="color: rgb(0, 0, 255);">'ｚ'</span> <span style="">=&</span>gt<span style="">;</span> <span style="color: rgb(0, 0, 255);">'z'</span><span style="">,</span>
<span style="color: rgb(0, 0, 255);">'（'</span> <span style="">=&</span>gt<span style="">;</span> <span style="color: rgb(0, 0, 255);">'('</span><span style="">,</span> <span style="color: rgb(0, 0, 255);">'）'</span> <span style="">=&</span>gt<span style="">;</span> <span style="color: rgb(0, 0, 255);">')'</span><span style="">,</span> <span style="color: rgb(0, 0, 255);">'〔'</span> <span style="">=&</span>gt<span style="">;</span> <span style="color: rgb(0, 0, 255);">'['</span><span style="">,</span> <span style="color: rgb(0, 0, 255);">'〕'</span> <span style="">=&</span>gt<span style="">;</span> <span style="color: rgb(0, 0, 255);">']'</span><span style="">,</span> <span style="color: rgb(0, 0, 255);">'【'</span> <span style="">=&</span>gt<span style="">;</span> <span style="color: rgb(0, 0, 255);">'['</span><span style="">,</span>
<span style="color: rgb(0, 0, 255);">'】'</span> <span style="">=&</span>gt<span style="">;</span> <span style="color: rgb(0, 0, 255);">']'</span><span style="">,</span> <span style="color: rgb(0, 0, 255);">'〖'</span> <span style="">=&</span>gt<span style="">;</span> <span style="color: rgb(0, 0, 255);">'['</span><span style="">,</span> <span style="color: rgb(0, 0, 255);">'〗'</span> <span style="">=&</span>gt<span style="">;</span> <span style="color: rgb(0, 0, 255);">']'</span><span style="">,</span> <span style="color: rgb(0, 0, 255);">'&ldquo;'</span> <span style="">=&</span>gt<span style="">;</span> <span style="color: rgb(0, 0, 255);">'['</span><span style="">,</span> <span style="color: rgb(0, 0, 255);">'&rdquo;'</span> <span style="">=&</span>gt<span style="">;</span> <span style="color: rgb(0, 0, 255);">']'</span><span style="">,</span>
<span style="color: rgb(0, 0, 255);">'&lsquo;'</span> <span style="">=&</span>gt<span style="">;</span> <span style="color: rgb(0, 0, 255);">'['</span><span style="">,</span> <span style="color: rgb(0, 0, 255);">'&rsquo;'</span> <span style="">=&</span>gt<span style="">;</span> <span style="color: rgb(0, 0, 255);">']'</span><span style="">,</span> <span style="color: rgb(0, 0, 255);">'｛'</span> <span style="">=&</span>gt<span style="">;</span> <span style="color: rgb(0, 0, 255);">'{'</span><span style="">,</span> <span style="color: rgb(0, 0, 255);">'｝'</span> <span style="">=&</span>gt<span style="">;</span> <span style="color: rgb(0, 0, 255);">'}'</span><span style="">,</span> <span style="color: rgb(0, 0, 255);">'《'</span> <span style="">=&</span>gt<span style="">;</span> <span style="color: rgb(0, 0, 255);">'&lt;'</span><span style="">,</span> 	<span style="color: rgb(0, 0, 255);">'》'</span> <span style="">=&</span>gt<span style="">;</span> <span style="color: rgb(0, 0, 255);">'&gt;'</span><span style="">,</span>
<span style="color: rgb(0, 0, 255);">'％'</span> <span style="">=&</span>gt<span style="">;</span> <span style="color: rgb(0, 0, 255);">'%'</span><span style="">,</span> <span style="color: rgb(0, 0, 255);">'＋'</span> <span style="">=&</span>gt<span style="">;</span> <span style="color: rgb(0, 0, 255);">'+'</span><span style="">,</span> <span style="color: rgb(0, 0, 255);">'&mdash;'</span> <span style="">=&</span>gt<span style="">;</span> <span style="color: rgb(0, 0, 255);">'-'</span><span style="">,</span> <span style="color: rgb(0, 0, 255);">'－'</span> <span style="">=&</span>gt<span style="">;</span> <span style="color: rgb(0, 0, 255);">'-'</span><span style="">,</span> <span style="color: rgb(0, 0, 255);">'～'</span> <span style="">=&</span>gt<span style="">;</span> <span style="color: rgb(0, 0, 255);">'-'</span><span style="">,</span>
<span style="color: rgb(0, 0, 255);">'：'</span> <span style="">=&</span>gt<span style="">;</span> <span style="color: rgb(0, 0, 255);">':'</span><span style="">,</span> <span style="color: rgb(0, 0, 255);">'。'</span> <span style="">=&</span>gt<span style="">;</span> <span style="color: rgb(0, 0, 255);">'.'</span><span style="">,</span> <span style="color: rgb(0, 0, 255);">'、'</span> <span style="">=&</span>gt<span style="">;</span> <span style="color: rgb(0, 0, 255);">','</span><span style="">,</span> <span style="color: rgb(0, 0, 255);">'，'</span> <span style="">=&</span>gt<span style="">;</span> <span style="color: rgb(0, 0, 255);">'.'</span><span style="">,</span> <span style="color: rgb(0, 0, 255);">'、'</span> <span style="">=&</span>gt<span style="">;</span> <span style="color: rgb(0, 0, 255);">'.'</span><span style="">,</span>
<span style="color: rgb(0, 0, 255);">'；'</span> <span style="">=&</span>gt<span style="">;</span> <span style="color: rgb(0, 0, 255);">','</span><span style="">,</span> <span style="color: rgb(0, 0, 255);">'？'</span> <span style="">=&</span>gt<span style="">;</span> <span style="color: rgb(0, 0, 255);">'?'</span><span style="">,</span> <span style="color: rgb(0, 0, 255);">'！'</span> <span style="">=&</span>gt<span style="">;</span> <span style="color: rgb(0, 0, 255);">'!'</span><span style="">,</span> <span style="color: rgb(0, 0, 255);">'&hellip;'</span> <span style="">=&</span>gt<span style="">;</span> <span style="color: rgb(0, 0, 255);">'-'</span><span style="">,</span> <span style="color: rgb(0, 0, 255);">'‖'</span> <span style="">=&</span>gt<span style="">;</span> <span style="color: rgb(0, 0, 255);">'|'</span><span style="">,</span>
<span style="color: rgb(0, 0, 255);">'&rdquo;'</span> <span style="">=&</span>gt<span style="">;</span> <span style="color: rgb(0, 0, 255);">'"'</span><span style="">,</span> <span style="color: rgb(0, 0, 255);">'&rsquo;'</span> <span style="">=&</span>gt<span style="">;</span> <span style="color: rgb(0, 0, 255);">'`'</span><span style="">,</span> <span style="color: rgb(0, 0, 255);">'&lsquo;'</span> <span style="">=&</span>gt<span style="">;</span> <span style="color: rgb(0, 0, 255);">'`'</span><span style="">,</span> <span style="color: rgb(0, 0, 255);">'｜'</span> <span style="">=&</span>gt<span style="">;</span> <span style="color: rgb(0, 0, 255);">'|'</span><span style="">,</span> <span style="color: rgb(0, 0, 255);">'〃'</span> <span style="">=&</span>gt<span style="">;</span> <span style="color: rgb(0, 0, 255);">'"'</span><span style="">,</span>
<span style="color: rgb(0, 0, 255);">'　'</span> <span style="">=&</span>gt<span style="">;</span> <span style="color: rgb(0, 0, 255);">' '</span><span style="color: rgb(0, 153, 0);">)</span><span style="">;</span>

<span style="color: rgb(177, 177, 0);">return</span> <span style="color: rgb(153, 0, 0);">strtr</span><span style="color: rgb(0, 153, 0);">(</span><span style="color: rgb(0, 0, 136);">$str</span><span style="">,</span> <span style="color: rgb(0, 0, 136);">$arr</span><span style="color: rgb(0, 153, 0);">)</span><span style="">;</span>
<span style="color: rgb(0, 153, 0);">}</span></div>
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