Flex动态生成DataGrid 动态生成列

Flex动态生成DataGrid 动态生成列。

?如何动态生成？
var cols:ArrayList = new ArrayList();var gridColumn:GridColumn = new GridColumn();gridColumn.dataField = "操作";gridColumn.headerText = "Column 1";gridColumn.itemRenderer = new ClassFactory(DataGridRenderer);cols.addItem(gridColumn);grid.columns = cols;
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