删除字符串中的html标签

deleteHtmlTag1.js

//@vilic
function deleteHtmlTag(htmlStr){
    return return htmlStr.replace(/<(script|noscript|style|button)(?:(["'])[\s\S]*\2|[^>])*>[\s\S]+?<\/\1>
/g, "").replace(/<\/?[a-z]+(?:(["'])[\s\S]*\1|[^>])*>/g, "");    
}

deleteHtmlTag2.js

function deleteHtmlTag(htmlStr){
  return htmlStr
  //先删除<x>...</x>类的标签
  .replace(/<(script|style|button|noscript)(?:[^"'<>]|'(?:\\.|(?:[^']))*'|"(?:\\.|(?:[^"]))*")*>[\S\s]*?<\/\1>/g,'')
  //再删除<x>或者</x>类的标签
	.replace(/<\/?[\w:]+(?:[^"'<>]|'(?:\\.|(?:[^']))*'|"(?:\\.|(?:[^"]))*")*>/g,'');
}