- (void)touchesBegan:(NSSet *)touches withEvent:(UIEvent*)event {
//1.创建系统通讯录CNContactStore:存储者系统通讯录中的和联系人相关的所有数据
CNContactStore *store = [[CNContactStore alloc] init];
//2.检索获取系统通讯录的请求者CNContactFetchRequest
//2.1要先准备要获取的属性对应的key
NSArray * keys = @[CNContactFamilyNameKey,CNContactGivenNameKey,CNContactPhoneNumbersKey];
//2.2创建一个请求对象(CNContactFetchRequest检索请求的类)
CNContactFetchRequest * request = [[CNContactFetchRequest alloc] initWithKeysToFetch:keys];
//2.3遍历所有的联系人检索出想要拿到的数据enumerateContactsWithFetchRequest contact联系人对象
[store enumerateContactsWithFetchRequest:request error:nil usingBlock:^(CNContact*_Nonnullcontact,BOOL*_Nonnullstop) {
//获取联系人的姓名
NSString * lastName = contact.familyName;
NSString * firstName = contact.givenName;
//电话号码
CNPhoneNumber * number = contact.phoneNumbers[0].value;
NSString * phoneStr = number.stringValue;
NSLog(@"%@.%@----%@",firstName,lastName,phoneStr);
}];
//1.创建系统通讯录
CNContactStore * store = [[CNContactStorealloc]init];
//检索联系人
//2.1检索条件unifiedContactsMatchingPredicate:(nonnull NSPredicate *)
//predicate通过匹配姓名中有相关字段字母的数据可以为空,但是会有⚠️
//2.2检索数据keysToFetch:(nonnull NSArray> *) keys
NSPredicate* predicate = [CNContactpredicateForContactsMatchingName:@"App"];
//2.3想要获取的数据对应的key
NSArray* keys = @[CNContactFamilyNameKey,CNContactGivenNameKey,CNContactPhoneNumbersKey];
//2.4用数组进行接收
NSArray* contactArray =[store unifiedContactsMatchingPredicate:predicate keysToFetch:keys error:nil];
//firstObject lastObject
CNContact * contact = contactArray.firstObject;
NSString * firstName = contact.givenName;
NSString * lastName = contact.familyName;
//索引0.1都不蹦联系人有两个电话号码
CNPhoneNumber * number = contact.phoneNumbers[0].value;
NSString * phoneStr = number.stringValue;
NSLog(@"%@.%@ --%@",firstName,lastName,phoneStr);
}
