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Capturing 'self' strongly in this block is likely to lead to a retain cycle

Raow1 2022-08-08 阅读 65


错误ID

ListViewController.m:135:10: Capturing 'self' strongly in this block is likely to lead to a retain cycle

开了ARC

setPullToRefreshHandler:^{
[self dataDidRefresh:nil];
}];

 

 

回答

 

 

 

你把self转换一下加上block字段之后就不会被retain了

__block ViewController *controller = self;
[_tableView setPullToRefreshHandler:^{
[controller dataDidRefresh:nil];
}];

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