两种iOS调用系统发短信的方法

NSURL *url = [NSURL URLWithString:@"sms://15888888888"];[[UIApplication sharedApplication]openURL:url];

#import <MessageUI/MessageUI.h>

#pragma mark - 代理方法-(void)messageComposeViewController:(MFMessageComposeViewController *)controller didFinishWithResult:(MessageComposeResult)result{  [self dismissViewControllerAnimated:YES completion:nil];  switch (result) {    case MessageComposeResultSent:      //信息传送成功             break;    case MessageComposeResultFailed:      //信息传送失败             break;    case MessageComposeResultCancelled:      //信息被用户取消传送             break;    default:      break;  }}

#pragma mark - 发送短信方法-(void)showMessageView:(NSArray *)phones title:(NSString *)title body:(NSString *)body{  if( [MFMessageComposeViewController canSendText] )  {    MFMessageComposeViewController * controller = [[MFMessageComposeViewController alloc] init];    controller.recipients = phones;    controller.navigationBar.tintColor = [UIColor redColor];    controller.body = body;    controller.messageComposeDelegate = self;    [self presentViewController:controller animated:YES completion:nil];    [[[[controller viewControllers] lastObject] navigationItem] setTitle:title];//修改短信界面标题  }  else  {    UIAlertView *alert = [[UIAlertView alloc] initWithTitle:@"提示信息"                            message:@"该设备不支持短信功能"                            delegate:nil                       cancelButtonTitle:@"确定"                       otherButtonTitles:nil, nil];    [alert show];  }}