js遍历元素并添加属性
作者：互联网
<body>
<div id="content"> <span>好好学习</span> <span>天天向上</span> </div>
</body>
<script type="text/javascript">
$(document).ready(function(){
$("#content>span").each(function(index,item){
var str = $(item).text();
if(str.indexOf("好好学习")!=-1){
$(item).css("color","red");
}
});
})
</script>
标签：function,遍历,color,好好学习,js,item,添加,str,天天向上 来源： https://www.cnblogs.com/mjtabu/p/11759785.html