點(diǎn)擊按鈕跳轉(zhuǎn)后臺url地址
<button onclick="location.href='../add'" class="btn">添加</button>
<button onclick="location.href='../del'" class="btn">刪除</button>
<button onclick="location.href='../edit'" class="btn">修改</button>
<button onclick="location.href='../query'" class="btn">查詢</button>
<!--onclick="location.href='${ctx}/order/excel'"-->
