iOS开发常用

http://blog.csdn.net/u013043666/article/details/51353386

1.打电话

第一种

 NSString *telNum = model.contact;

        NSArray *replaces = @[@"-",@"+",@" "];

        for (NSString *item in replaces) {
            telNum = [telNum stringByReplacingOccurrencesOfString:item withString:@""];
        }

        NSString *phoneNumber = [NSString stringWithFormat:@"telprompt://%@",telNum];
        NSURL *url = [NSURL URLWithString:phoneNumber];

        if ([[UIApplication sharedApplication]canOpenURL:url]) {
            [[UIApplication sharedApplication]openURL:url];
        }
        

第二种

        UIWebView *callWebView = [[UIWebView alloc]init];
         NSString *phoneNumber = [NSString stringWithFormat:@"tel://%@",model.contact];
        NSURL *url = [NSURL URLWithString:phoneNumber];
        NSURLRequest *request = [NSURLRequest requestWithURL:url];
        [callWebView loadRequest:request];
        [self.view addSubview:callWebView];