Be sure the variable you want to hide is declared in a class, and at class level (outside any procedure).

确定要隐藏的变数是在类别内，而且是在类别层级(即在任何程序以外)宣告。

youdao

Be sure the variable you want to hide is declared in a class, and at class level (outside any procedure).

确定要隐藏的变数是在类别内，而且是在类别层级(即在任何程序以外)宣告。

youdao