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【简答题】
在考生文件夹下完成下列操作： 在考生文件夹下有一表单文件formone．scx和一个自定义类库文件classlibone．vcx。打开表单文件formone．scx，然后在表单设计器环境下完成如下操作。 1．将表单的标题设置为“简单操作”，并使表单不能最大化。 2．为表单添加一个名为np的属性，其初始值为系统当前日期（不含时间）。 3．为表单添加一个名为nm的方法，其代码如下： thisform．np＝thisform．np＋1 wait dtoe（thisform．np）window 4．在表单中添加一个mybutton按钮，该按钮类定义于类库文件classlibone．vex。将该按钮的Name属性设置为mcb，然后设置其Click事件代码，其功能是调用表单的nm方法。
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