iOS指纹识别代码
1:添加LocalAuthentication.framework框架 2:实现过程 #import "ViewController.h" #import <LocalAuthentication/LAContext.h> @interface ViewController () @end @implementation ViewController - (void)viewDidLoad { [super viewDidLoad]; LAContext *myContext = [[LAContext alloc]init]; myContext.localizedFallbackTitle = @"忘记密码"; NSError *error = nil; NSString *myLocalizedReasonString = @"请输入指纹"; if ([myContext canEvaluatePolicy:LAPolicyDeviceOwnerAuthenticationWithBiometrics error:&error]) { [myContext evaluatePolicy:LAPolicyDeviceOwnerAuthenticationWithBiometrics localizedReason:myLocalizedReasonString reply:^(BOOL success, NSError *error) { if (success) { NSLog(@"success"); } else { // User did not authenticate successfully, look at error and take appropriate action NSLog(@"did not authenticate successfully"); } }]; } else { // Could not evaluate policy; look at authError and present an appropriate message to user NSLog(@"Could not evaluate policy"); } }
posted on 2015-12-05 17:48 jaredcoder 阅读(271) 评论(0) 编辑 收藏 举报