NSPredicate 应用1

//查找名字里面包含“王”的姓

NSArray *array = [[NSArray alloc]initWithObjects:@"小王",@"王力",@"李丽",@"方方", nil];

NSString *match = @"*王*";

//查找姓王的名字,王字必须为首字则修改NSString *match=@"王*";

NSPredicate *predicate = [NSPredicate predicateWithFormat:@"SELF like %@", match];

NSArray *results = [array filteredArrayUsingPredicate:predicate];

for (id str in results) {

NSLog(@"%@",str);

}