var selrow =articleTable.getGridParam('selarrrow');//獲取多行的id
var columnCodes=[];//初始化一個數組
$(selrow).each(function (index, yu) {//遍歷每個id 找到每個data 并把屬性加到初始化數組里
var rowData = articleTable.jqGrid("getRowData", yu);
columnCodes.push(rowData.columnCode);
});