如果看看ExtJS API，特别是 ColumModel 有一个 setHidden 方法，它将隐藏/显示一个 GridPanel 中的列。

if take a look at the ExtJS API, particulary the ColumModel there is a setHidden method, it would hide/show a column in a GridPanel.

myGrid.getColumnModel().setHidden(0, true);

你还应该钩住 onchange 您的复选框，以便您可以显示或隐藏列

you should also hook the onchange event of your check box so you can show or hide the column