fetchedResultsController.sectionIndexTitles详解
摘要:
若当前数据库为:Entity:Person(NSString *sex, NSString *name)person01("male", "zkey");person02("female", "overcode");若用fetchedResultsController以sex属性为分组依据进行查询,... 阅读全文
posted @ 2015-04-16 11:53 码农之上~ 阅读(222) 评论(0) 推荐(0) 编辑