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我想使用手动关闭视图控制器dismissViewController:animated。问题是我想在关闭视图之前保存一个值,否则它会变成null并且我在第一个视图中没有数据。有谁知道如何做到这一点?
dismissViewController:animated
null
是的,你可以做到
这是另一个stackoverflow链接:
dismissModalViewController 并传回数据