Web Demos

BARCODE READER SDK DEMO

Explore the flexibe barcode reading settings to optimize for your specific usage scenario.

WEB TWAIN SDK DEMO

Try the most popular web scanner features: scan images, import local images and PDF files, edit, save to local, upload to database, and etc.

BARCODE READER JAVASCRIPT DEMO

Transform any camera-equipped devices into real-time, browser-based barcode and QR code scanners.

MRZ SCANNER WEB DEMO

Detects the machine-readable zone of a passport, scans the text, and parses into human-readable data.

APP STORE DEMOS

BARCODE READER SDK FOR IOS

BARCODE READER SDK FOR ANDROID

VIEW MORE DEMOS >
Documentation
Table of contents

Thanks for downloading Dynamsoft Label Recognizer Package!

Your download will start shortly. If your download does not begin, click here to retry.

DLRLicenseVerificationDelegate

A delegate to handle callback when Dynamsoft License Server returns.

@protocol DLRLicenseVerificationDelegate <NSObject>

Methods

Method Description
DLRLicenseVerificationCallback The callback of Dynamsoft License Server.

 

DLRLicenseVerificationCallback

Initializes the label Recognizer license.

- (void)DLRLicenseVerificationCallback:(bool)isSuccess error:(NSError * _Nullable)error;

Parameters

  • [in] isSuccess: Whether the license verification was successful.
  • [in,out] error: The error message from dynamsoft license server.

Code Snippet

  • Objective-C
  • Swift
  1. ```objc [DynamsoftLabelRecognizer initLicense:@”t0260NwAAAHV*******” verificationDelegate:self];
  • (void)DLRLicenseVerificationCallback:(bool)isSuccess error:(NSError * )error { //TODO: add your code for license verification } ```
    1. ```swift DynamsoftLabelRecognizer.initLicense(license:”t0260NwAAAHV*******”, verificationDelegate: self)

func DLRLicenseVerificationCallback(_ isSuccess: Bool, error: Error?) { //TODO: add your code for license verification } ```

This page is compatible for:

Version 7.5.0

Is this page helpful?

YesYes NoNo

In this article:

latest version

    • Latest version
    • Version 2.2.20
    • Version 2.2.11
    • Version 2.2.10
    • Version 2.2.0
    • Version 2.0.0
    • Version 1.2.1
    • Version 1.2
    • Version 1.0
    Change +
    © 2003–2023 Dynamsoft. All rights reserved.
    Privacy Statement / Site Map / Home / Purchase / Support