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iOS Swift3将序列展开到不在堆栈中的视图_Ios_Swift_Uikit_Segue_Unwind Segue - Fatal编程技术网

iOS Swift3将序列展开到不在堆栈中的视图

iOS Swift3将序列展开到不在堆栈中的视图,ios,swift,uikit,segue,unwind-segue,Ios,Swift,Uikit,Segue,Unwind Segue,展开序列要求视图已经启动。现在,我需要将segue展开到的视图有时会被跳过。是否有办法检查放卷顺序是否有效,如果无效,执行正常的顺序

展开序列要求视图已经启动。现在,我需要将segue展开到的视图有时会被跳过。是否有办法检查放卷顺序是否有效,如果无效,执行正常的顺序