js+for循环实现字符串自动转义的代码(把后面的字符替换前面的字符)

时间：2021-12-18 18:01 来源/作者：js教程网

核心代码

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									<script>

									String.prototype.html = function(encode) {

									    var replace =["&#39;", "'", "&quot;", '"', "&nbsp;", " ", "&gt;", ">", "&lt;", "<", "&yen;", "¥", "&amp;", "&"];    

									    var replaceReverse = ["&", "&amp;", "¥", "&yen;", "<", "&lt;", ">", "&gt;", " ", "&nbsp;", '"', "&quot;", "'", "&#39;"];

									      var target;

									      if (encode) {

									        target = replaceReverse;

									      } else {

									        target = replace;

									      }

									    for (var i=0,str=this;i< target.length;i+= 2) {

									       str=str.replace(new RegExp(target[i],'g'),target[i+1]);

									    }

									    return str;

									  };

									console.log("<div>服务器之家</div>".html(true));

									</script>