如何在iPhone上生成带有密码保护的QR码?我需要为给定的图像生成带有密码保护的QR码。当从iPhone读取时。
NSString *url=[NSString stringWithFormat:@"http://chart.apis.google.com/chart?cht=qr&chs=200x200&chl=MECARD:ORG%@CN%@%@CTEL%@CADR%@%@%@%@%@CEMAIL%@",[d valueForKey:@"QR Business Name"],[d valueForKey:@"QR First Name"],[d valueForKey:@"QR Last Name"],[d valueForKey:@"QR Phone"],[d valueForKey:@"QR Physical Address"],[d valueForKey:@"QR Physical City"],[d valueForKey:@"QR Physical State"],[d valueForKey:@"QR Physical Zip"],[d valueForKey:@"QR Physical Zip Plus 4"],[d valueForKey:@"QR Website"]];
url=[url stringByAddingPercentEscapesUsingEncoding:NSUTF8StringEncoding];
//Create a URL object.
NSURL *Curl=[NSURL URLWithString:url];
//URL Requst Object
NSURLRequest *request = [NSURLRequest requestWithURL:Curl];
//Load the request in the UIWebView.
[webView loadRequest:request];