ios删除所有联系人信息

-(void)DeletePeople

{

    ABAddressBookRef addressBook = ABAddressBookCreateWithOptions(NULL, NULL);

    //等待同意后向下执行

    dispatch_semaphore_t sema = dispatch_semaphore_create(0);

 ABAddressBookRequestAccessWithCompletion(addressBook, ^(bool granted, CFErrorRef error)

                                             {                                            dispatch_semaphore_signal(sema);

                                             });

dispatch_semaphore_wait(sema, DISPATCH_TIME_FOREVER);

   dispatch_release(sema);

    //取得本地通信录名柄

    ABAddressBookRef tmpAddressBook = ABAddressBookCreateWithOptions(nil, nil);

    NSArray* tmpPersonArray = (NSArray*)ABAddressBookCopyArrayOfAllPeople(tmpAddressBook);

    for(id tmpPerson in tmpPersonArray)

    {

       ABAddressBookRemoveRecord(tmpAddressBook, tmpPerson, nil);

    }

    //保存电话本

    ABAddressBookSave(tmpAddressBook, nil);

    //释放内存 

    [tmpPersonArray release];

    CFRelease(tmpAddressBook);

}