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beforeold / vcpicker Goto Github PK
View Code? Open in Web Editor NEWFind and navigate to your view controller fast
Find and navigate to your view controller fast
二、看代码貌似是想解决循环引用,应该这样写才对吧
__weak typeof(self) weakSelf = self;
三、不是遇到block在里面用self都会产生循环引用, [UIView animateWithD 这个方法里,block持有self,但self不持有这个block,所以不会循环引用
下面是日志
2018-03-23 15:52:46.236908+0800 TestVCPicker2[63310:3876984] [VCPicker exception: *** -[__NSPlaceholderArray initWithObjects:count:]: attempt to insert nil object from objects[3]]
是在调用- (void)findAndShowControllers 方法导致的
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