我的 xml 文件有问题
<OneGoal>
<Goal>80000$ in year</Goal>
<Step>lack content</Step>
<Step>lack content</Step>
<Step>lack content</Step>
<Step>lack content</Step>
<Step>lack content</Step>
<Step>lack content</Step>
<Step>lack content</Step>
<Step>lack content</Step>
<Step>lack content</Step>
<Step>lack content</Step>
<DateDay>17</DateDay>
<DateMonth>6</DateMonth>
<DateYear>2015</DateYear>
</OneGoal>
我有带有文件步骤的组合框。而且我有复选框,当我单击 SelectItemComboBox(任何人单击,SelectFile = "do sport",我替换为 "remove")时,必须从列表和文件中删除步骤。我怎样做 ?