简单的文本内容处理工具-WEB开发人员网络-XML

<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Strict//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-strict.dtd">
<html xmlns="http://www.w3.org/1999/xhtml">
<head>
<meta http-equiv="Content-Type" content="text/html; charset=utf-8" />
<title>文本内容处理工具</title>

</head>
<style>
* { margin:0; padding:0;}
.wrap {
	margin:0 auto;
	width:800px; }
.m {
	width:800px; height:260px; overflow:scroll; 
	}
.btn_box {
	float:left; margin-top:10px;
	width:800px;
	border:0px solid #9F9; }
.btn_box a{
	float:left; padding:4px 10px; margin:0 10px 10px 0;
	text-decoration:none; font-size:12px;
	background-color:#6FF; color:#000;
	border:1px solid #0CF;}
.btn_box a:hover { }
.btn_box a:active { background-color:#0F0;}
</style>
<body>
<div class="wrap">
	<textarea class="m" id="m"></textarea>
    <div class="btn_box" id="btn_box">
    	
    </div>
</div>
</body>
<script type="text/javascript">
//var c = console;
/* 准备公用函数 */
function getType(o){ 
  var _t; 
  return ((_t = typeof(o)) == "object" ?
  	o==null && "null" ||Object.prototype.toString.call(o).slice(8,-1)
  	:_t).toLowerCase();
}

/* 程序主体 */
var RegExpObj = (function(){ 
	var
	//ASCII 编码不在0-255的字符
	RE_ASC = /[^x00-\xff]/g,
	
	RE_blank = /\s+/g,
	
	RE_notCn = /[^\u4e00-\u9fa5\uf900-\ufa2d]/g,
	
	RE_empty = /^[\s\n\r\t]*$/g,
	
	RE_Int = /^[0-9]*[1-9][0-9]*$/g,
	
	RE_Float = /^$/g,
	
	RE_Money = /^([+-])?(0|[1-9][0-9]*)(.[0-9]{1,2})?$/g,
	
	RE_Email = /^\w+([-+.]\w+)*@\w+([-.]\w+)*\.\w+([-.]\w+)*$/g,
	
	RE_URL = /^http:\/\/([\w-]+\.)+[\w-]+(\/[\w-.\/?%&=]*)?$/g,
	//HTML和CSS注释
	//RE_COMMIT = /(\/\*)(.[\n|\r]*)*(\*\/)|/g,  //这种是贪婪的,下面的改为惰性的
	
	RE_COMMIT_HTML = //g,
	
	RE_COMMIT_CSS = /(\/\*)(.[\n|\r]*)*?(\*\/)/g,
	
	RE_HTMLtag = /<\/?[^<>]+>/g, //注意:这里还不贴进HTML标签
	
	RE_COMMIT_1 = /\/\/.*[^\n\r]/g
	
	
	return {
		//得到长度,中文\字母都算1
		getLength : function(str){ return str.length; },
		//得到U长度
		getRealLength : function(str){ 
			return str.replace(RE_ASC,"--").length;
		},
		//合并多个空格为一个
		resetBlank : function(str){ 
			return str.replace(RE_blank," ");
		},
		//删除空格
		deleteBlank : function(str){ 
			return str.replace(RE_blank,"");
		},
		//保留中文
		getCn : function(str){ 
			return str.replace(RE_notCn,"");
		},
		
		delCommitHTML : function(str){ 
			return str.replace(RE_COMMIT_HTML,"");
		},
		
		delCommitCSS : function(str){ 
			return str.replace(RE_COMMIT_CSS,"");
		},
		//删除例如你看到的当前这行注释
		delCommit1 : function(str){ 
			return str.replace(RE_COMMIT_1,"");
		},
		
		delHTMLtag : function(str){ 
			return str.replace(RE_HTMLtag,"");
		},
		
		replace : function(str,re,r){
			try { //如果输入内容是正则,则直接处理
				if( getType(eval(re)) == "regexp" ){ 
					return str.replace(eval(re),r);
				}
			}
			catch(e) { 
				//正则中的元字符
				var a = [".", "$", "(", ")", "[", "]", "+", "*", "?", "|", "^", "\\"];
				for(var i=0,l=a.length; i<l; i++){ 
					if( a[i] == re ){ 
						re = "\\" + re;　//处理元字符
						break;
					}
				}
				var regexp = new RegExp("(" + re + ")","g");
				return str.replace(regexp,r) || "";
			}			
		}
		
	//	
	}
})();

Operation.makeBtn();

</script>

</html>

提示：您可以先修改部分代码再运行