Salesforce Platform Developer I Certification Guide

Exercise – building a new class and defining a private access modifier

Since we know how to define a class, let's see how to create it and a private modifier:

1. Build a new class and open the Developer Console.
2. Create a new class, ActorSelector, and paste the following code:

public class ActorSelector{ public static String myString = '';  private static List<String> getActorsByMovie(String sMovieTitle){  System.debug(sMovieTitle);  return null; }}

3. Don't forget to save your class! Now, in the anonymous window, execute the following line of code:

ActorSelector.getActorsByMovie('Lethal Weapon');

Let's take a look at the following steps:

1. Open the Execute Anonymous Window (Ctrl + E for Windows users or cmd + E for macOS).
2. Copy and paste the preceding ...