同时重写getter setter方法时,需使用关键字@synt

2016-12-13  本文已影响8人  蓝色的雪啦
@synthesize quickReplies = _quickReplies;
- (NSMutableArray *)quickReplies
{
    if (_quickReplies == nil) {
        _quickReplies = [NSMutableArray array];   
    }
    return _quickReplies;
}

- (void)setQuickReplies:(NSMutableArray *)quickReplies
{
    _quickReplies = quickReplies;
    self.countLabel.richText = [NSString stringWithFormat:@"%lu/200", (5 -self.quickReplies.count)];
}
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