可以用split<script>
var url = "http://localhost/NewOA/PrivateAddressList/GRTX_index.aspx";
var r = url.split("\/");
r = r[r.length-2];
alert(r);
</script>
var url = "http://localhost/NewOA/PrivateAddressList/GRTX_index.aspx";
var r = url.split("\/");
r = r[r.length-2];
alert(r);
</script>
var url = "http://localhost/NewOA/PrivateAddressList/GRTX_index.aspx";
var reg=/\/([^\/]+)\/([^\/]+)$/.exec(url);
var r = RegExp.$1;
alert(r);
</script>
Request.PhysicalPath 得到文件實際路徑