给js的string加上删除空格功能代码,JS代码库,德仔网

代码语言

代码分类

【JS】给js的string加上删除空格功能

作者:Dezai.CN / 发布于2011/6/23/ 728

<div><span style="color: #008000">//</span><span style="color: #008000">给String类型加上一个删除空格功能</span><span style="color: #008000">
</span><span style="color: #000000">String.prototype.Trim </span><span style="color: #000000">=</span><span style="color: #000000"> </span><span style="color: #0000ff">function</span><span style="color: #000000">()
{
</span><span style="color: #0000ff">return</span><span style="color: #000000"> </span><span style="color: #0000ff">this</span><span style="color: #000000">.replace(</span><span style="color: #000000">/</span><span style="color: #000000">(^\s*)|(\s*$)</span><span style="color: #000000">/</span><span style="color: #000000">g, </span><span style="color: #000000">""</span><span style="color: #000000">);
} 
</span><span style="color: #008000">//</span><span style="color: #008000">给String类型加上一个删除左空格功能</span><span style="color: #008000">
</span><span style="color: #000000">String.prototype.LTrim </span><span style="color: #000000">=</span><span style="color: #000000"> </span><span style="color: #0000ff">function</span><span style="color: #000000">()
{
</span><span style="color: #0000ff">return</span><span style="color: #000000"> </span><span style="color: #0000ff">this</span><span style="color: #000000">.replace(</span><span style="color: #000000">/</span><span style="color: #000000">(^\s*)</span><span style="color: #000000">/</span><span style="color: #000000">g, </span><span style="color: #000000">""</span><span style="color: #000000">);
}
</span><span style="color: #008000">//</span><span style="color: #008000">给String类型加上一个删除右空格功能</span><span style="color: #008000">
</span><span style="color: #000000">String.prototype.Rtrim </span><span style="color: #000000">=</span><span style="color: #000000"> </span><span style="color: #0000ff">function</span><span style="color: #000000">()
{
</span><span style="color: #0000ff">return</span><span style="color: #000000"> </span><span style="color: #0000ff">this</span><span style="color: #000000">.replace(</span><span style="color: #000000">/</span><span style="color: #000000">(\s*$)</span><span style="color: #000000">/</span><span style="color: #000000">g, </span><span style="color: #000000">""</span><span style="color: #000000">);
}
</span></div>
<div></div>
<div><span style="color: #000000">调用的方法如下：
<div style="width: 900px" class="cnblogs_code"><!--<br  />
<br  />
Code highlighting produced by Actipro CodeHighlighter (freeware)<br  />
http://www.CodeHighlighter.com/<br  />
<br  />
--><span style="color: #000000"><</span><span style="color: #000000">script language</span><span style="color: #000000">=</span><span style="color: #000000">"</span><span style="color: #000000">javascript</span><span style="color: #000000">"</span><span style="color: #000000"> type</span><span style="color: #000000">=</span><span style="color: #000000">"</span><span style="color: #000000">text/javascript</span><span style="color: #000000">"</span><span style="color: #000000">></span><span style="color: #000000">
</span><span style="color: #0000ff">var</span><span style="color: #000000"> vAdName</span><span style="color: #000000">=</span><span style="color: #000000">"</span><span style="color: #000000">aa abc</span><span style="color: #000000">"</span><span style="color: #000000">;
</span><span style="color: #008000">//</span><span style="color: #008000">调用删除空格功能</span>
<span style="color: #000000">vAdName</span><span style="color: #000000">=</span><span style="color: #000000">vAdName.Trim();
</span><span style="color: #000000"><</span><span style="color: #000000">/</span><span style="color: #000000">script></span></div>
</span></div>

评论列表

本站所提供的代码，版权归原作者所有，若有侵犯作者版权，请与我们联系，我们将立即删除或修改。谢谢!
本站所有代码发布及提供者。

试试其它关键字

　删除空格　

同语言下

可能有用的

Dezai.CN贡献的其它代码(4037)