oc 谓词查询

    NSArray *arrayFilter = @[@"abc1", @"abc2"];
    NSArray *arrayContent = @[@"a1", @"abc1", @"abc4", @"abc2"];
    NSPredicate *predicate2 = [NSPredicate predicateWithFormat:@"NOT(self in %@)",arrayFilter];
    //[" abc1"],["abc2"]
    NSPredicate *predicate = [NSPredicate predicateWithFormat:@" self in %@",arrayFilter];

    NSLog(@"predicate1= %@",[arrayContent filteredArrayUsingPredicate:predicate]);
    //[" a1"],["abc4"]
    NSLog(@"predicate2= %@",[arrayContent filteredArrayUsingPredicate:predicate2]);

  

原文地址:https://www.cnblogs.com/qianyindichang/p/6908226.html