<script>
var myNav = document.getElementById("category").getElementsByTagName("a"); for(var i=0;i<myNav.length;i++){ var links = myNav[i].getAttribute("href"); //alert(links); //alert(myNav[i]); var myURL = document.location.href; if(myURL.indexOf(links) != -1){ myNav[i].className="d"; } } </script>
category是外层的选择器 效果
上传以下图片:
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