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License initialization - Dynamsoft Document Normalizer
This is the documentation - License initialization page of Dynamsoft Document Normalizer.
Document Normalizer, License initialization
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License Initialization

License initialization

Get a trial key

  • A free public trial license is available for every new device for first use of Dynamsoft Document Normalizer. The public trial license is the default key used in samples. You can also find the public trial license on the following parts of this page.
  • If your free key is expired, please visit Private Trial License Page to get a 30-day trial extension.

Get a full license

Initialize the license

The following code snippets are using the public trial license to initialize the license. You can replace the public trial license with your own license key.

>- JavaScript >- Java-Android >- Objective-C >- Swift >- C >- C++ > >1. ```javascript Dynamsoft.DDN.DocumentNormalizer.license = "DLS2eyJvcmdhbml6YXRpb25JRCI6IjIwMDAwMSJ9"; ``` 2. ```java LicenseManager.initLicense("DLS2eyJvcmdhbml6YXRpb25JRCI6IjIwMDAwMSJ9", MainActivity.this, new LicenseVerificationListener() { @Override public void licenseVerificationCallback(boolean isSuccess, CoreException error) { if(!isSuccess){ error.printStackTrace(); } } }); ``` 3. ```objc [DynamsoftLicenseManager initLicense:@"DLS2eyJvcmdhbml6YXRpb25JRCI6IjIwMDAwMSJ9" verificationDelegate: self]; - (void)licenseVerificationCallback:(BOOL)isSuccess error:(NSError *)error{ // Add your code to execute when license verification call back is handled. } ``` 4. ```swift DynamsoftLicenseManager.initLicense("DLS2eyJvcmdhbml6YXRpb25JRCI6IjIwMDAwMSJ9", verificationDelegate: self) func licenseVerificationCallback(_ isSuccess: Bool, error: Error?) { // Add your code to execute when license verification call back is handled. } ``` 5. ```c char errorMessage[256]; DC_InitLicense("DLS2eyJvcmdhbml6YXRpb25JRCI6IjIwMDAwNSJ9", errorMessage, 256); ``` 6. ```cpp char errorMessage[256]; CLicenseManager::InitLicense("DLS2eyJvcmdhbml6YXRpb25JRCI6IjIwMDAwNSJ9", errorMessage, 256); ```