web版的js正则工具

以下为详细代码

<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
<html xmlns="http://www.w3.org/1999/xhtml">
<head>
<meta http-equiv="Content-Type" content="text/html; charset=gb2312" />
<title> WebRegExp 1.0 - 客服果果 [ 无忧版 ] </title>
<base href="http://www.dhooo.com/web/" />
<style type="text/css">
body{background:#2B3C53;}
*{font-size:12px;}
#win{
	width:900px;font-size:12px;
	position:absolute;left:0;top:0;
	background:#F1F0EA;
	border:2px outset;color:#000; 
	-moz-border-top-colors:#d4d0c8 white;
	-moz-border-left-colors: #d4d0c8 white;
	-moz-border-right-colors:#404040 #808080;
	-moz-border-bottom-colors:#404040 #808080;
}
h4{
	background:#35528E url(images/caption.jpg) repeat-y 100% 0; 
	margin:1px;padding:5px;cursor:default;
	color:#fff;font-size:14px;font-family:Arial;
}
h4 div{
	background:url(images/ico.gif) no-repeat 2px 0; 
	padding-left:25px;
}
#about{	text-decoration:none;color:#000;padding:2px}
.menu{line-height:20px;padding:0px 10px}
.line{
	font-size:1px;	line-height:1px;
	background:#fff;	margin:0 2px;	height:1px;
	overflow:hidden;	border-top:1px solid #ACA899; 
}
.ad{
	background:#FF7B00 url(images/regexp_ad.gif) no-repeat 50% 50%;
	height:60px; position:relative; 
}
.ibody{margin:5px;}
.left{
	width:250px;height:100%; 
	float:left;text-align:center; 
}
.btnWrap{padding:5px 0;}
button{+margin-left:2px;padding:0px; }
#tabBtns a{
	color:#000;text-decoration:none;
	display:block; float:left;margin-right:1px; 
	width:47px;height:20px;line-height:20px; 
	background:#fff url(images/tab.gif) no-repeat 0 0; 
}
.list_wrap{margin:5px;}
#tabBtns{z-index:10;border:0px solid #aaa; }
#tabBtns a:hover{
	background:url(images/tab.gif) no-repeat 0 -21px; 
}
#tabBtns a.hot,#tabBtns a.hot:hover{
	background:url(images/tab.gif) no-repeat 0 100%; 
	width:52px; height:20px; position:relative;bottom:-1px;
}
.list_option{
	background:#fff; margin:0px;padding:0px; 
	border:1px solid #919B9C;display:none;
}
#list_match.list_option{display:block;}
.right{width:636px;	float:right;}
.clear{clear:both;font-size:0px;overflow:hidden;height:0px; }
#colorText,textarea{
	margin:5px auto;height:100px; 
	overflow:auto;border:1px solid inset; 
}
#colorText{background:#fff;text-align:left;word-wrap:break-word;overflow:hidden;}
#regexpText{width:236px}
#replaceText{height:30px;}
#regexpText{height:60px;}
#replaceText,#targetText,#resultText{width:620px}
#targetText{height:200px;background:#ddd;color:#000; }
#resultText{height:60px;color:#0099FF}
select{width:216px;height:170px;margin:0px;padding:0px;margin-top:10px; }
fieldset{	text-align:center;padding:0; margin:10px 0 0 0}
legend{margin-left:10px;color:#000; }
</style>
</head>
<body>
<div id="win">
 <h4><div id="caption">WebRegExp 1.0 - 客服果果 [ 无忧版 ]</div></h4>
 <div class="menu"><a href="javascript:void(0)" id="about" onclick="alert('感谢使用WebRegExp 1.0')">关于(<u>A</u>)</a></div>
 <div class="line"></div>
 <div class="ad"></div>
 <div class="ibody">
	<div class="left">
		<fieldset>
			<legend>正则式输入</legend>
			<textarea id="regexpText"><[^>]+></textarea>
			<div class="btnWrap">
				<button id="doOut">输出</button>
				<button id="doTrim">剔除</button>
				<button id="doReplace">替换</button>
				<button id="doNext">查找下一个</button>
				<button id="doFind">列表</button>
			</div>
		</fieldset>
		<fieldset >
			<legend>模式匹配</legend>
			<label for="isI"><input type="checkbox" id="isI" m="i" />忽略大小写</label>
			<label for="isM"><input type="checkbox" id="isM" m="m" />多行模式</label>
			<label for="isG"><input type="checkbox" id="isG" m="g" checked />全局模式</label>
		</fieldset>
		<fieldset class="">
			<legend>常用正则式</legend>
			<div class="list_wrap">
				<div id="tabBtns">
					<a href="javascript:void(0)" title="">验证</a>
					<a href="javascript:void(0)" title="" class="hot">提取</a>
					<a href="javascript:void(0)" title="">剔除</a>
					<div class="clear"></div>
				</div>
				<div id="all_list">
					<div class="list_option" id="list_check">
						<select id="exps1" size="2"></select>			 
					</div>
					<div class="list_option" id="list_match">
						<select id="exps2" size="2"></select>			 
					</div>
					<div class="list_option" id="list_trim">
						<select id="exps3" size="2"></select>			 
					</div>
				</div>
			</div>
		</fieldset>
	</div>
	<div class="right">
		<fieldset>
			<legend>测试文本</legend>
			<textarea id="targetText">

<table cellspacing="0" cellpadding="4" width="100%" align="center" class="t_row">
<tr style="height: 100%">
<td width="18%" valign="top" class="t_user"><a name="pid575004"></a> <a name="newpost"></a> <a href="space.php?uid=94039" target="_blank" class="bold">客服果果</a>
<br><div class="smalltxt">
爬虫<br>
<img src="images/default/star_level2.gif" alt="Rank: 2" /><br>
<br>
<table width="95%" border="0" cellspacing="0" cellpadding="0" style="table-layout: fixed; overflow: hidden">
<tr><td align="center"><div class="avatar" style="width: 70"><img src="images/avatars/16.gif" width="70" height="80" border="0" alt="" /></div></td></tr></table>

			</textarea>
		</fieldset>
		<fieldset >
			<legend>替换文本</legend>
			<textarea id="replaceText">dhooo</textarea>
		</fieldset>
		<fieldset>
			<legend id="reInfo">查找结果</legend>
			<textarea id="resultText"></textarea>
		</fieldset>
	</div>
	<div class="clear"></div>
 </div>
</div>
<script>
ldh={
	ex:function(main,ex){for(var k in (ex||{}))main[k]=ex[k];return main}
	,each:function(list,fn){for(var i=0;i<list.length;i++)fn.call(list[i],i,list)}
	,chk:function $chk(obj){return !!(obj || obj === 0)}
	,find:function(selector,box){
		if(typeof(selector)!='string')return selector;
		if(selector.charAt(0)=='.')return (function(className,box){
			var list=[];
			ldh.each(ldh.find('*',box),function (i){
				if(this.className.indexOf(className)!=-1)list.push(this)
			})
			return list;
		})(selector.replace('.',''),ldh.find(box));
		if(selector.charAt(0)=='#')return document.getElementById(selector.replace('#',''));
		return (ldh.find(box)||document).getElementsByTagName(selector);
	}
};
ldh.ex(ldh,{
	drag:function(hander,ini){
		ini=ldh.ex({win:false,dir:'xy'},ini);
		var mover=ini.win||hander;
		mover.style.position="absolute";
		hander.onmousedown=function (e){
			e=window.event||e;
			this.x=e.clientX-mover.offsetLeft;
			this.y=e.clientY-mover.offsetTop;
            if(document.all){
		        hander.onlosecapture=dragStop;
		        hander.setCapture();
	        }else{
		        window.onblur=dragStop;
	        }
			document.onmousemove=function(e){
				e=window.event||e;
				var x=e.clientX-hander.x,y=e.clientY-hander.y;
				ldh.chk(ini.left)&&(x=Math.max(x,ini.left));
				ldh.chk(ini.top)&&(y=Math.max(y,ini.top));
				ldh.chk(ini.right)&&(x=Math.min(x,ini.right));
				ldh.chk(ini.bottom)&&(y=Math.min(y,ini.bottom));
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				}else{e.preventDefault();e.stopPropagation(); 
				}
				window.getSelection && window.getSelection().removeAllRanges();				
			};
			function dragStop(){
				document.onmousemove=document.onmouseup=null;
				if(document.all){hander.onlosecapture=null;hander.releaseCapture();
                }else{window.onblur=null}
			}
			document.onmouseup=dragStop;
		};
	}
})
$=ldh.find;
var Attr=function (key,value){return value?(this.setAttribute(key,value),this):this.getAttribute(key)};
var commad=function(){},prevPos=0,resultList=[];
ldh.each(ldh.find('INPUT'),function (){this.onclick=applySearch})
function applySearch(){
	var mode='',re,beginTime=new Date;
	ldh.each(ldh.find('INPUT'),function (){if(this.checked)mode+=Attr.call(this,'m')});
	if($('#regexpText').value==''){re=null}
	else{try{re=new RegExp($('#regexpText').value,mode)
		}catch(e){re=null}	
	}
	var mArr=String($('#targetText').value).match(re);
	$('#resultText').value='';
	if(!(mArr instanceof Array))mArr=[];
	resultList=mArr;
	var time='共耗时 <strong style="color:#009900">'+(new Date-beginTime)+"</strong> 毫秒"
	command(mArr,re,mode,time);
}
if(document.all){
	var rngTarget=$('#targetText').createTextRange(),firstRng=rngTarget.getBookmark();
}
function findText(text){ 
	if(!text)return;
	rngTarget.collapse(true); 
	if(rngTarget.findText(text)){ 
		rngTarget.select(); 
		rngTarget.collapse(false); 
	}else{
		rngTarget.moveStart('character',-$('#targetText').value.length);
	} 
} ;
(function (){
	$('#regexpText').onchange=function(){resultList=[];}
	$('#exps1').onchange=
	$('#exps2').onchange=
	$('#exps3').onchange=function (){$('#regexpText').value=this.value;resultList=[]};
	($('#doFind').onclick=function (){
			command=function(mArr,a,b,c){
				$('#reInfo').innerHTML='查找结果(共找到 <strong style="color:red">'+mArr.length+'</strong> 个匹配,'+c+')';
				if(mArr.length==0)return $('#resultText').value='没有找到匹配项';
				var txt=[];
				ldh.each(mArr,function (i){txt.push((i+1)+'. '+this+'\n')});
				$('#resultText').value=txt.join('');
			};
			applySearch();
	})();
	$('#doReplace').onclick=function (){
			command=function (mArr,re,b,c){
				$('#resultText').value=$('#targetText').value.replace(re,$('#replaceText').value);
				$('#reInfo').innerHTML='已替换 <strong style="color:red">'+mArr.length+'</strong> 个匹配项 ('+c+')'
			}
			applySearch();
	};
	$('#doTrim').onclick=function (){
			command=function (mArr,re,b,c){
				$('#resultText').value=$('#targetText').value.replace(re,'');
				$('#reInfo').innerHTML='已剔除 <strong style="color:red">'+mArr.length+'</strong> 个匹配项 ('+c+')'
			}
			applySearch();
	};
	$('#doOut').onclick=function (){
			command=function (mArr,re,mode,c){
				$('#resultText').value=$('#targetText').value.replace(re,'');
				$('#reInfo').innerHTML='JavaScript代码 ('+c+')';
				if(mArr.length==0)return $('#resultText').value='由于没有任何匹配项，所以未能输出正则表达式!';
				mode=mode?',"'+mode+'"':'';
				var txt=$('#regexpText').value.replace(/\\/g,'\\\\')
				$('#resultText').value='myRegExp=new RegExp("'+txt+'"'+mode+');';
			}
			applySearch();
	};
	$('#doNext').onclick=function (){
			if(resultList.length==0){applySearch()}
			var m=resultList.shift()
			findText(m);
			$('#resultText').value=m?m:'没有找到匹配项';
	}
	ldh.each($('A','#tabBtns'),function (i){
		this.index=i;
		this.onkeydown=blur;
		this.onclick=function (){
			var List=$('DIV','#all_list');
			var Btns=$('A','#tabBtns');
			ldh.each(Btns,function(){this.className=''});
			this.className='hot';
			ldh.each(List,function(){this.style.display='none'});
			List[this.index].style.display='block';
		}
	});
	ldh.each([
		{text:'合法帐号',value:'^[a-zA-Z][a-zA-Z0-9_]{4,15}$'	}
		,{text:'图片文件',value:'.*(.jpg|.jpeg|.gif|.png)$'}
		,{text:'E-mail',value:'^\\w+([-+.]\\w+)*@\\w+([-.]\\w+)*\\.\\w+([-.]\\w+)*$'}
		,{text:'身份证',value:'^\\d{15}|\\d{18}$'}
		,{text:'QQ号',value:'^[1-9]*[1-9][0-9]*$'}
		,{text:'全中文',value:'^[\\u4e00-\\u9fa5]+$'}
		,{text:'手机号码',value:'^13\\d{9}|15[89]\\d{8}|189\\d{8}$'}
		,{text:'固定电话',value:'^((\\d{3}|\\d{4})-?)?(\\d{8}|\\d{7})$'}
		,{text:'邮政编码',value:'^[1-9]{1}(\\d+){5}$'}
		,{text:'URL',value:'http:\/\/([\\w-]+\\.)+[\\w-]+(\/\\[\\w- .\/?%&=\\]*)?'}
		,{text:'IP地址',value:'^(\\d{1,2}|1\\d\\d|2[0-4]\\d|25[0-5])\\.(\\d{1,2}|1\\d\\d|2[0-4]\\d|25[0-5])\\.(\\d{1,2}|1\\d\\d|2[0-4]\\d|25[0-5])\\.(\\d{1,2}|1\\d\\d|2[0-4]\\d|25[0-5])$'}
		,{text:'数字',value:'^[+|-]?\\d*\\.?\\d*$'}
		,{text:'正整数',value:'^[1-9]\\d*$'}
		,{text:'负整数',value:'^-[1-9]\\d*$'}
		,{text:'任意整数',value:'^-?[1-9]\\d*$'}
		,{text:'正浮点数',value:'^[1-9]\\d*\\.\\d*|0\\.\\d*[1-9]\\d*$'}
		,{text:'负浮点数',value:'^-([1-9]\\d*\\.\\d*|0\\.\\d*[1-9]\\d*)$'}
		,{text:'任意浮点数',value:'^-?([1-9]\\d*\\.\\d*|0\\.\\d*[1-9]\\d*|0?\\.0+|0)$'}
		,{text:'英文字母',value:'^[A-Za-z]+$'}
		,{text:'小写英文字母',value:'^[a-z]+$'}
		,{text:'大写英文字母',value:'^[A-Z]+$'}
	],function (){var O=$('#exps1').options;O[O.length]=new Option(this.text,this.value)});
	ldh.each([
		{text:'img标签',value:'<img[^>]+>'	}
		,{text:'链接',value:'<a[^>]+>(.*?)<\\/a>'}
		,{text:'图片地址',value:'(s|S)(r|R)(c|C) *= *(\\\'|\\\")?(\\w|\\\\|\\/|\\.|:)+(\\4)'}
		,{text:'链接地址',value:'href=(\\"|\\\'|)([^\\"\\\'<>]+)(\\1)'}
		,{text:'中文字符',value:'[\\u4e00-\\u9fa5]'}
		,{text:'双字节字符',value:'[^\\x00-\\xff]'}
		,{text:'文件名',value:'([^\\\/]*?)(?:\\.\\w+)$'}
	],function (){var O=$('#exps2').options;O[O.length]=new Option(this.text,this.value)});
	ldh.each([
		{text:'空行',value:'\\n[\\s| ]*\\r'}
		,{text:'HTML标签',value:'<[^>]+>'}
		,{text:'首尾空格',value:'(^\\s*)|(\\s*$)'}
	],function (){var O=$('#exps3').options;O[O.length]=new Option(this.text,this.value)});
	if(!document.all)$('#doNext').disabled=true;
	ldh.drag(ldh.find('#caption'),{win:ldh.find('#win'),left:0,top:0});
})()
</script>
</body>
</html>

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