关于 iOS 13 Multiple methods named

作者: iOS门三闫 | 来源:发表于2019-09-25 16:12 被阅读0次

把代码：

NSInteger numberOfBeforeSection = [_update[@"oldModel"] numberOfItemsInSection:updateItem.indexPathBeforeUpdate.section];

替换成：

NSInteger numberOfBeforeSection =[(UICollectionView *)_update[@"oldModel"]numberOfItemsInSection:updateItem.indexPathBeforeUpdate.section];

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