1  Array.prototype.contains = function(obj) { 2             var i = this.length; 3             while (i--) { 4                 if (this[i] === obj) { 5                     return true; 6                 } 7             } 8             return false; 9         };10 //        查询函数11         var tempIndex=[];12         function searchText(dg,t){ //参数：$("#datagrid"),$(”#text“)13             var dg = objs.addFoodsListGrid;14             var t = $('#searchFoodsList');15 16             dg.datagrid("unselectAll");17             var rows = dg.datagrid("getData").rows;18             console.log(rows);19             var columns = dg.datagrid('getColumnFields');20             console.log(columns);21             var searchVal = t.val();22             for(var i=0;i
     
      =0){25                         if(!tempIndex.contains(i)){26                             dg.datagrid("selectRow",i);27                             tempIndex.push(i);28                             return;29                         }30                     }31                 }32                 if(i==(rows.length-1)){33                     tempIndex=[];34                 }35             }36         }