GetKeyParam Method
Returns an algorithm-specific key parameter.
Syntax
QByteArray GetKeyParam(const QString& qsName);
Remarks
Use this method to retrieve an algorithm-specific key parameter.
Error Handling
This method returns a Byte Array value; after it returns, call the GetLastErrorCode() method to obtain its result code; 0 indicates success, while a non-zero error code indicates that this method encountered an error during its execution. If an error occurs, the GetLastError() method can be called to retrieve the associated error message.