var page=url_array[1];
var uclass=document.getElementsByTagName("a");
for(var n in uclass)
{
if(uclass[n].className==page)
{
uclass[n].style.background="#f2d699";
}
}style为空或不是对象。uclass[n].style.background="#f2d699"; 这一句出错,怎么回事
var uclass=document.getElementsByTagName("a");
for(var n in uclass)
{
if(uclass[n].className==page)
{
uclass[n].style.background="#f2d699";
}
}style为空或不是对象。uclass[n].style.background="#f2d699"; 这一句出错,怎么回事
<a class="asdf">123213213</a>
<a class="">23f4</a>
<a class="asdf">zvardea</a>
<a class="">233</a><script type="text/javascript" >
var page="asdf";
var uclass=document.getElementsByTagName("a");
for(var n in uclass)
{
if(uclass[n].className==page)
{
uclass[n].style.background="#f2d699";
}
}
</script>