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String.prototype.toHtmlEncode = function() { var str = this; str=str.replace("&","&"); str=str.replace("<","<"); str=str.replace(">",">"); str=str.replace("‘","'"); str=str.replace("\"","""); return str; }
用法
"".toHtmlEncode()
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原文地址：http://www.cnblogs.com/gaocong/p/5790461.html
