iPhone发送短信实现

[[UIApplication sharedApplication] openURL:@"sms:12345678"];

MFMessageComposeViewController *controller = [[[MFMessageComposeViewController alloc] init] autorelease];
controller.body = @"zc";
controller.recipients = [NSArray arrayWithObjects:@"106295598", nil];
controller.messageComposeDelegate = self;
[self presentModalViewController:controller animated:YES];

switch (result) {
    case MessageComposeResultCancelled:
        NSLog(@"Cancelled");
        break;
    case MessageComposeResultFailed:
        [self alert:@"发送短信错误！"];
        break;
    case MessageComposeResultSent:
        break;
    default:
        break;
}
[self dismissModalViewControllerAnimated:YES];