//Html结构转字符串形式显示 支持<br>换行 function ToHtmlString(htmlStr) { return toTXT(htmlStr).replace(/\&lt\;br[\&ensp\;|\&emsp\;]*[\/]?\&gt\;|\r\n|\n/g, "<br/>"); } //Html结构转字符串形式显示 function toTXT(str) { var RexStr = /\<|\>|\"|\'|\&| | /g str = str.replace(RexStr, function (MatchStr) { switch (MatchStr) { case "<": return "&lt;"; break; case ">": return "&gt;"; break; case "\"": return "&quot;"; break; case "'": return "&#39;"; break; case "&": return "&amp;"; break; case " ": return "&ensp;"; break; case " ": return "&emsp;"; break; default: break; } } ) return str; }

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