1.根据数组中某个字段
NSSortDescriptor *des=[NSSortDescriptor sortDescriptorWithKey:@"createTime" ascending:NO];
self.arr = [NSMutableArray arrayWithArray:[self.arr sortedArrayUsingDescriptors:[NSArray arrayWithObjects:des, nil]]];
1.根据数组中某个字段
NSSortDescriptor *des=[NSSortDescriptor sortDescriptorWithKey:@"createTime" ascending:NO];
self.arr = [NSMutableArray arrayWithArray:[self.arr sortedArrayUsingDescriptors:[NSArray arrayWithObjects:des, nil]]];
本文标题:数组排序
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