dataTables获取多选的rowids

如下：rowids中最终的数据就是多选行的rowid

   var dataTables = this.comp("dataTables1");
      var rows = dataTables.getCheckeds();
      var rowids = [];
      for (var i = 0; i < rows.length; i++) {
			rowids.push(rows[i].getID()) ;
	  }