(Unicode C++) Windows Credentials Manager / Apple Keychain - Delete a Secret
      On Windows, deletes a secret in the Windows Credentials Manager.
On MacOS or iOS, deletes a secret in the Apple Keychain.
 
Note: This example requires Chilkat v10.1.0 or later. For more information, see https://cknotes.com/chilkat-secrets-class-added-in-version-10-1-0/ 
		
 
      #include <CkSecretsW.h>
#include <CkJsonObjectW.h>
void ChilkatSample(void)
    {
    // This example requires the Chilkat API to have been previously unlocked.
    // See Global Unlock Sample for sample code.
    CkSecretsW secrets;
    // On Windows, this is the Windows Credentials Manager
    // On MacOS/iOS, it is the Apple Keychain
    secrets.put_Location(L"local_manager");
    // Specify the name of the secret.
    // service and username are required.
    // appName and domain are optional.
    // Note: The values are arbitrary and can be anything you want.
    CkJsonObjectW json;
    json.UpdateString(L"appName",L"Test");
    json.UpdateString(L"service",L"Something");
    json.UpdateString(L"domain",L"Xyz");
    json.UpdateString(L"username",L"Abc");
    // Delete the secret.
    bool success = secrets.DeleteSecret(json);
    if (success == false) {
        wprintf(L"%s\n",secrets.lastErrorText());
        return;
    }
    wprintf(L"Success.\n");
    }
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