How to Base64 Encode in Apex - Code Snippet

// Task: Base64 Encode
// Language: Apex

public void base64_encode() {
    // Implementation for Base64 Encode
    Object result = ...; // Initialize variable
    // TODO: Implement core logic here
    // Step 1: Prepare data
    // Step 2: Process Base64 Encode
    System.debug("Done");
}