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                # jQuery EasyUI 數據網格 - 設置排序 本實例演示如何通過點擊列表頭來排序數據網格(DataGrid)。 ![](https://box.kancloud.cn/2015-12-18_5673868651121.png) 數據網格(DataGrid)的所有列可以通過點擊列表頭來排序。您可以定義哪列可以排序。默認的,列是不能排序的,除非您設置 sortable 屬性為 true。 #### 創建數據網格(DataGrid) ``` <table id="tt" class="easyui-datagrid" style="width:600px;height:250px" url="datagrid8_getdata.php" title="Load Data" iconCls="icon-save" rownumbers="true" pagination="true"> <thead> <tr> <th field="itemid" width="80" sortable="true">Item ID</th> <th field="productid" width="80" sortable="true">Product ID</th> <th field="listprice" width="80" align="right" sortable="true">List Price</th> <th field="unitcost" width="80" align="right" sortable="true">Unit Cost</th> <th field="attr1" width="150">Attribute</th> <th field="status" width="60" align="center">Stauts</th> </tr> </thead> </table> ``` 我們定義一些可排序的列,包含 itemid、productid、listprice、unitcost 等等。'attr1' 列和 'status' 列不能排序。 當排序時,數據網格(DataGrid)將發送兩個參數到遠程服務器: * sort:排序列字段名。 * order:排序方式,可以是 'asc' 或者 'desc',默認值是 'asc'。 #### 服務器端代碼 ``` $page = isset($_POST['page']) ? intval($_POST['page']) : 1; $rows = isset($_POST['rows']) ? intval($_POST['rows']) : 10; $sort = isset($_POST['sort']) ? strval($_POST['sort']) : 'itemid'; $order = isset($_POST['order']) ? strval($_POST['order']) : 'asc'; $offset = ($page-1)*$rows; $result = array(); include 'conn.php'; $rs = mysql_query("select count(*) from item"); $row = mysql_fetch_row($rs); $result["total"] = $row[0]; $rs = mysql_query("select * from item order by $sort $order limit $offset,$rows"); $items = array(); while($row = mysql_fetch_object($rs)){ array_push($items, $row); } $result["rows"] = $items; echo json_encode($result); ``` ## 下載 jQuery EasyUI 實例 [jeasyui-datagrid-datagrid8.zip](/try/jeasyui/download/jeasyui-datagrid-datagrid8.zip)
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