//按钮点击拨打电话
-(void)kfclick:(UIButton *)btn {
[[UIApplication sharedApplication] openURL:[NSURL URLWithString:@"tel://400-898-3001"]];
}
iOS，点击button拨打电话
转载于:https://www.cnblogs.com/whx060900/p/7473759.html
//按钮点击拨打电话
-(void)kfclick:(UIButton *)btn {
[[UIApplication sharedApplication] openURL:[NSURL URLWithString:@"tel://400-898-3001"]];
}
转载于:https://www.cnblogs.com/whx060900/p/7473759.html