JavaScriptÈ¥³ý¿Õ¸ñµÄÈýÖÖ·½·¨ (trim)
<SCRIPT LANGUAGE="JavaScript">
<!--
// Trim() , Ltrim() , RTrim()
String.prototype.Trim = function()
{
return this.replace(/(^\s*)|(\s*$)/g, "");
}
String.prototype.LTrim = function()
{
return this.replace(/(^\s*)/g, "");
}
String.prototype.RTrim = function()
{
return this.replace(/(\s*$)/g, "");
}
//-->
</SCRIPT>
Ïà¹ØÎĵµ£º
1£© Ϊʲô¼ÓÔØjavascriptÎļþºÜÖØÒª£¿
javascriptÎļþÊDZȽÏÌØÊâµÄ£¬ÒòΪä¯ÀÀÆ÷¼ÓÔØjavascriptÊÇ´®Ðеġ£ÒÔΪ×ÅÔÚ¼ÓÔØJavascriptÎļþµÄʱºò£¬ÆäËûÒ»ÇÐ×ÊÔ´µÄÏÂÔØ°üÀ¨Ò³ÃæµÄÏÔʾ¶¼»á±»×èÈû¡£
2£© ÈçºÎÕýÈ·µÄ¼ÓÔØJavaScript£¿
a. ½«JavaScriptÎļþ·ÅÔÚÒ³ÃæµÄ×îºó
ÒòΪJavaScriptµÄ¼ÓÔØ»á×èÈûÒ³ÃæµÄÏÔʾ£¬ËùÒÔ½«JavaScrip ......
(Ò»).È·ÈÏɾ³ýÓ÷¨:
1. BtnDel.Attributes.Add("onclick","return confirm('"+"È·ÈÏɾ³ý?"+"')");
2. linktempDelete.Attributes["onclick"]="javascript:return confirm('"+"È·ÈÏɾ³ý?"+"');";
3. privat ......
String.prototype.Trim=function(){
returnthis.replace(/(^\s*)|(\s*$)/g,"");
}
String.prototype.LTrim=function(){
returnthis.replace(/(^\s*)/g,"");
}
String.prototype.RTrim=function(){
returnthis.replace(/(\s*$)/g,"");
} ......
String.prototype.HTMLEncode = function() {
var temp = document.createElement ("div");
(temp.textContent != null) ? (temp.textContent = this) : (temp.innerText = this);
var output = temp.innerHTML;
temp = null;
return output;
}
String.prototype.HTMLDecode = function() {
var temp = doc ......
Ò»¡¢Ä¬ÈϺ¯Êý
JavaScriptÌṩÁËһЩĬÈϵĺ¯Êý
±àÂ뺯Êýescape()£º½«·Ç×Öĸ¡¢Êý×Ö×Ö·ûת»»³ÉASCIIÂë
ÒëÂ뺯Êýunescape()£º½«ASCIIÂëת»»³É×Öĸ¡¢Êý×Ö×Ö·û
ÇóÖµº¯Êýeval()
ÊýÖµÅжϺ¯ÊýisNaN()£ºÅжÏÒ»¸öÖµÊÇ·ñΪ·ÇÊýÖµÀàÐÍ
ÕûÊýת»»º¯ÊýparseInt()£º½«²»Í¬½øÖÆ£¨¶þ¡¢°Ë¡¢Ê®Áù½øÖÆ£©µÄÊýֵת»»³ÉÊ®½øÖ ......