easyui datagrid 单行操作中的选择行和取消行

#easyui datagrid  单行操作中的选择行和取消行#必要条件#singleSelect:true#checkOnSelect:true#selectOncheck:true</pre><pre name="code" class="javascript">

</pre><pre name="code" class="javascript">

var onselect = false;
  var oncheck  = false;
  $("#test_table").datagrid({
      idField : 'id',
      url : 'url',
      queryParams:{
        
      },
      fitcolumns:true,
      fit:false,
      height:310,
      striped: true ,
      pagination:true,
      pageNumber:1,
      singleSelect:true,
      checkOnSelect:true,
      selectOncheck:true,
      pageSize:10,
      pageList:[10,20,30,40,50],
      loadMsg : '数据正在加载,请耐心的等待...',
      columns : [ [
          {field:'check',checkbox: true},
          {
            field : 'testId',
            title : '测试ID',
            width : 75,
            sortable:true
          }
          

     ] ],
     onSelect:function(index,row){
      var select = $("#<span style="font-family: Arial, Helvetica, sans-serif;">test_table</span>").datagrid("getSelected");
      if(select!=null && οnselect==true && select.id == row.id){
        $("#<span style="font-family: Arial, Helvetica, sans-serif;">test_table</span><span style="font-family: Arial, Helvetica, sans-serif;">").datagrid("unselectAll");</span>
        onselect = false;
      }else{
        onselect = true;
      }
     },
     onCheck:function(index,row){
      var check = $("#<span style="font-family: Arial, Helvetica, sans-serif;">test_table</span><span style="font-family: Arial, Helvetica, sans-serif;">").datagrid("getChecked");</span>
      if(check!=null && oncheck==true && check[0].id == row.id){
        $("#test_table").datagrid("uncheckAll");
        oncheck = false;
      }else{
        oncheck = true;
      }
     },
    toolbar:''
  });
});