关于objective C：iOS：UIButton 背景图像在滚动时自定义 uitableviewcell 中的按钮被删除

iOS: UIButton background image getting removed for button in custom uitableviewcell on scroll

我的自定义表格视图单元格中有一个 uibutton，它为不同单元格的按钮提供不同的背景图像。一旦我开始滚动，超出范围的随机单元格就会删除它们的背景图像。我有两个带有两个背景图像的按钮，但它总是为其中一个做

Here

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- (UITableViewCell *)tableView:(UITableView *)tableView
cellForRowAtIndexPath:(NSIndexPath *)indexPath
{
...
...
PlayerTableViewCell *cell = [tableView dequeueReusableCellWithIdentifier:@"playerCell"];
if(cell == nil) {

NSArray* topLevelObjects = [[NSBundle mainBundle] loadNibNamed:@"PlayerTableViewCell" owner:self options:nil];
for (id currentObject in topLevelObjects) {
if ([currentObject isKindOfClass:[PlayerTableViewCell class]])
cell = (PlayerTableViewCell *)currentObject;
}
}
numberImage = [self getUserImage:[self._collectionsNewGame[indexPath.row -1] objectForKey:@"hostBirthday"] isSign:false];
signImage =[self getUserImage:[self._collectionsNewGame[indexPath.row -1] objectForKey:@"hostBirthday"] isSign:true];
cell.numberButton setBackgroundImage:[UIImage imageNamed:numberImage] forState:UIControlStateNormal];
[cell.signButton setBackgroundImage:[UIImage imageNamed:signImage] forState:UIControlStateNormal];
...
...
}

请帮忙