<script type="text/javascript">
var path = "D://file/test/";
path = path.substring(0, path.length-1);
var index = path.lastIndexOf('/');
if (index > 0) {
alert(path.substring(0, index));
}
</script>
网友回复
我知道答案，我要回答
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<script type="text/javascript">
var path = "D://file/test/";
path = path.substring(0, path.length-1);
var index = path.lastIndexOf('/');
if (index > 0) {
alert(path.substring(0, index));
}
</script>
网友回复
