js Html结构转字符串形式显示代码_javascript技巧

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