tableView numberOfRowsInSection:(NSInteger)section;不执行
2014-04-03 20:36
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分三种情况
1, cellForRowAtIndexPath 返回0
2,numberofrowsinsection:返回0
3,最容易忽视,却客观存在的
tableview的frame 设置出错,如height设置为0或负数
1, cellForRowAtIndexPath 返回0
2,numberofrowsinsection:返回0
3,最容易忽视,却客观存在的
tableview的frame 设置出错,如height设置为0或负数
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