JS 去前後空格大全(IE9親測)_javascript技巧

複製程式碼 程式碼如下:

<script> <BR>function clearSpace(inputO){ <BR>var valueText=inputO.value; <BR>///去掉前後空格<BR>var text1=valueText.replace( /^s /, "" ).replace( /s $/, "" ); <BR>//去掉所有空格<BR>var text2=valueText.replace (/[ ]/g,""); <BR>//去掉前空格<BR>var text3=valueText.replace( /^s /, "" ); <BR>//去掉後空格<BR>var text4=valueText.replace( /s $/, "" ); <BR>alert("==" text1 "=="); <BR>alert("==" text2 "=="); <BR> alert("==" text3 "=="); <BR>alert("==" text4 "=="); <BR>} <BR></script>

簡單實用，IE9親測，各種去空格！ ~~