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jsreg
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index.html

<!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=UTF-8">
	<title> 正则表达式测试工具 </title>
	<meta name="author" content="白一梓(yunnysunny@gmail.com)">
	<meta name="keywords" content="正则表达式测试工具">
	<meta name="description" content="简易的正则表达式测试工具，白一梓制作">
	<style>
		body {
			font-size:13px;
			color:#3366FF;
		}
		.right {
			color:#005500;
		}
		.wrong {
			color:#CC0033;
		}
		#container {
			margin:auto;
		}
		#container table {
			margin:auto;
			width:550px;
			border:1px solid;
		}
		#container h2 {
			text-align:center;
		}
		#container fieldset {
			width:530px;
			margin:auto;
			padding:10;
			border:1px solid;
		}
		#container div {
			margin:auto;
			text-align:center;
		}
		.margin {
			height:20px;
		}
		#footer {
			margin:auto;text-align:center;
		}
	</style>
	<script language="javascript">
		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, "");
		}
		function setCookie(name,value,expires,path,domain,secure)
		{
			var expDays = expires*24*60*60*1000;
			var expDate = new Date();
			expDate.setTime(expDate.getTime()+expDays);
			var expString = ((expires==null) ? "": (";expires="+expDate.toGMTString()));
			var pathString = ((path==null) ? "": (";path="+path));
			var domainString = ((domain==null) ? "": (";domain="+domain));
			var secureString = ((secure==true) ? ";secure": "");
			document.cookie = name + "="+ escape(value) + expString + pathString + domainString + secureString;
		}


		function getCookie(name)
		{
			var result = null;
			var myCookie = document.cookie + ";";
			var searchName = name + "=";
			var startOfCookie = myCookie.indexOf(searchName);
			var endOfCookie;
			if (startOfCookie != -1)
			{
				startOfCookie += searchName.length;
				endOfCookie = myCookie.indexOf(";",startOfCookie);
				result = unescape(myCookie.substring(startOfCookie,endOfCookie));
			}
			return result;
		}
		var $ = function(id) {
			return document.getElementById(id);
		}
		function addLoadEvent(func) {
			var oldonload= window.onload;
			if(typeof window.onload!='function') {
				window.onload=func;
			} else {
				window.onload=function() {
					oldonload();
					func();
				}
			}
		}
		//////////////////////////////////////////////////////////////
		var COOKIE_LAST_REG = 'lastReg';
		var COOKIE_LAST_TEXT = 'lastText';
		function testReg() {//根据输入的正则表达式进行验证
			var regText = $('regArea').value.Trim();//正则表达式内容
			setCookie(COOKIE_LAST_REG,regText);
			var regCtrl = '';
			if (!$('distingush').checked)
			{
				regCtrl += 'i';
			}
			if($('mutilChoice').checked) {
				regCtrl += 'm';
			}

			var reg = new RegExp(regText,regCtrl);
			var text = $('testText').value;//要验证的文本
			setCookie(COOKIE_LAST_TEXT, text);
			var resultArea = $('resultArea');
			if($('showMatch').checked) {
				var result = text.match(reg);
				if (result == null) {
					resultArea.innerHTML = "<span class='wrong'>匹配失败</span>";
				} else {
					var html = '<span class="right">匹配到的子选项:</span>';
					html += '<ul>';
					for(var i=1,len=result.length;i<len;i++) {
						html += '<li>' + result[i] + '</li>';
					}
					html += '</ul>'
					resultArea.innerHTML = html;
				}
			} else {
				if (reg.test(text))
				{
					resultArea.innerHTML = "<span class='right'>匹配成功</span>";
				}
				else
				{
					resultArea.innerHTML = "<span class='wrong'>匹配失败</span>";
				}
			}

			return true;
		}
		function init() {
			var lastText = getCookie(COOKIE_LAST_TEXT);
			if (lastText) {
				$('testText').value = lastText;
			}
			var lastReg = getCookie(COOKIE_LAST_REG);
			if (lastReg) {
				$('regArea').value = lastReg;
			}
		}
		addLoadEvent(init);
	</script>

</head>

<body>
	<div id="container">
		<h2>正则表达式测试</h2>
		<table>
			<tbody><tr>
				<td>正则表达式：</td>
				<td>
					<textarea cols="50" rows="5" value="" id="regArea"></textarea>
					<input type="button" value="验证" id="testReg" onclick="testReg();">
				</td>
			</tr>
			<tr>
				<td>待检验的文本：</td>
				<td><textarea cols="50" rows="5" value="" id="testText"></textarea></td>
			</tr>
			<tr>
				<td></td>
				<td style="">

				</td>
			</tr>
		</tbody></table>
		<fieldset>
			<legend>匹配规则</legend>
			<input type="radio" name="upDown" id="distingush" value="0">区分大小写
			<input type="radio" name="upDown" value="1" checked="">不区分大小写<br />
			<input type="radio" name="mutil" id="mutilChoice" value="1">多行模式
			<input type="radio" name="mutil" value="0" checked="">单行模式<br />
		</fieldset>
		<fieldset>
			<legend>结果显示</legend>
			<input type="checkbox" name="showMatch" id="showMatch" />显示匹配项
		</fieldset>
		<div class="margin"></div>
		<div id="resultArea"></div>

		<div id="debug"></div>
	</div>
	<div class="margin"></div>
	<div id="footer">
		<a href="http://git.oschina.net/yunnysunny/jsreg" target="_blank">fork me on oschina</a>
	</div>


</body></html>