iOS打电话、发邮件、发短信、打开浏览器

//1、调用 自带mail

[[UIApplication sharedApplication] openURL:[NSURL URLWithString:@"mailto://[email protected]"]];



//2、调用 电话phone

[[UIApplication sharedApplication] openURL:[NSURL URLWithString:@"tel://13800138000"]];



//3、调用 SMS

[[UIApplication sharedApplication] openURL:[NSURL URLWithString:@"sms://13800138000"]];



//4、调用自带 浏览器 safari

[[UIApplication sharedApplication] openURL:[NSURL URLWithString:@"http://www.baidu.com"]];