iOS Network fingerprint recognition small attempt

There seems to be no pop-up window for fingerprint identification.

Put a little demo on it first.

To import the fingerprint recognition Framework Oh!

  viewcontroller.m//  Fingerprint identification////  Created by Chen on 15/2/16.//  Copyright (c) 2015 LANRW. All rights reserved.//#import "ViewController.h" #import <localauthentication/localauthentication.h>@ Interface Viewcontroller () @end @implementation viewcontroller-(void) viewdidload {    [super viewdidload];    Instantiate    Lacontext *lac = [[Lacontext alloc]init];    Determine if the device supports fingerprint recognition    BOOL issupport = [Lac canevaluatepolicy:lapolicydeviceownerauthenticationwithbiometrics error: NULL];    if (!issupport)    {        NSLog (@ "is not supported!) ");        return;    }    [Lac evaluatepolicy:lapolicydeviceownerauthenticationwithbiometrics localizedreason:@ "Press handprint" reply:^ (BOOL success, Nserror *error) {        if (success)        {            NSLog (@ "After success, processing the next logic");        }    ];} @end

http://pan.baidu.com/s/1i3Hz72t

iOS Network fingerprint recognition small attempt