[javascript] html 태그 삭제

 

 

//input - 글 내용

//allowed - 예외 태그

function strip_tags (input, allowed) {   
 allowed = (((allowed || "") + "").toLowerCase().match(/<[a-z][a-z0-9]*>/g) || []).join('');
 // making sure the allowed arg is a string containing only tags in lowercase (<a><b><c>)   
 var tags = /<\/?([a-z][a-z0-9]*)\b[^>]*>/gi,commentsAndPhpTags = /<!--[\s\S]*?-->|<\?(?:php)?[\s\S]*?\?>/gi;   
 return input.replace(commentsAndPhpTags, '').replace(tags, function ($0, $1) {       
  return allowed.indexOf('<' + $1.toLowerCase() + '>') > -1 ? $0 : '';    });
}