关于警告 Field “Class1.aaa” is never assigned to, and will always have its default value null Windows的问题

警告 CS0649 Field ‘Class1.aaa’ is never assigned to, and will always have its default value null WindowsFormsApplication7 长话短说 写c#多个窗体之间传值（详细教程https://blog.csdn.net/bullzerone/article/details/73719031?t

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