你是否曾经在使用xcopy命令时感到困惑,不知道怎样才能快速地备份和复制文件?xcopy命令的参数实在是太多了,要怎么选择才能使得操作更加便捷和高效呢?本文中,我们将逐一向你介绍xcopy命令中各个参数的作用,并给出
I have several \'select\' elements on the page. When I choose some ofoptions, the ajax request is being sent to server and the element adjacent to this \'select\' must be updated with response value.