webregexp 正则测试实现代码- 正则表达式

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正则表达式中的 webregexp 正则测试实现代码

出处:互联网 整理: 软晨网（RuanChen.com） 发布: 2009-10-12 浏览: 53 ::

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Java 正则表达式详解正则基础之环视 Lookaround

WebRegExp 1.0 - 客服果果 [ 无忧版 ]对于想学习正则的朋友是个不错的在线工具，测试你正则的正确性。

点击运行可以看到效果:

<!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;
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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><a href="http://www.ruanchen.com/" style="color: #000">正则</a>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<a href="http://www.ruanchen.com/" style="color: #000">正则</a>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>
<div class="smalltxt">
爬虫
<img src="images/default/star_level2.gif" alt="Rank: 2" />
<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>
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$=ldh.find;
var Attr=function (key,value){return value?(this.setAttribute(key,value),this):this.getAttribute(key)};
var commad=function(){},prevPos=0,resultList=[];
ldh.each(ldh.find('INPUT'),function (){this.onclick=applySearch})
function applySearch(){ var mode='',re,beginTime=new Date; ldh.each(ldh.find('INPUT'),function (){if(this.checked)mode+=Attr.call(this,'m')}); if($('#regexpText').value==''){re=null} else{try{re=new RegExp($('#regexpText').value,mode) }catch(e){re=null} } var mArr=String($('#targetText').value).match(re); $('#resultText').value=''; if(!(mArr instanceof Array))mArr=[]; resultList=mArr; var time='共耗时 <strong style="color:#009900">'+(new Date-beginTime)+"</strong> 毫秒" command(mArr,re,mode,time);
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if(document.all){ var rngTarget=$('#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 $('#resultText').value='由于没有任何匹配项，所以未能输出<a href="http://www.ruanchen.com/" style="color: #000">正则</a>表达式!'; mode=mode?',"'+mode+'"':''; var txt=$('#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>

[Ctrl+A 全选提示:你可先修改部分代码,再按运行]

Java 正则表达式详解正则基础之环视 Lookaround

正则表达式 中的 webregexp 正则测试实现代码

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正则表达式中的 webregexp 正则测试实现代码