过滤HTML标签

传入HTML字符串，返回过滤掉标签的字符串。

str:HTML字符串

 

function contentFilter(str) {
	var returnStr = "";
	returnStr = str.replace(/<\/?[^>]*>/g,''); //去除HTML tag
	returnStr = returnStr.replace(/[ | ]*\n/g,'\n'); //去除行尾空白
	returnStr = returnStr.replace(/\n[\s| | ]*\r/g,'\n'); //去除多余空行
    return returnStr
}