title: What is MonoBehaviour in Unity 3D?
body: <pre><code>using UnityEngine;
  using System.Collections;
  
  public class VariablesAndFunctions : MonoBehaviour
  {   
      int myInt = 5;
  }
  </code></pre>
  
  <p>The full code is here <a href="https://unity3d.com/learn/tutorials/topics/scripting/variables-and-functions?playlist=17117" rel="noreferrer">Unity Official Tutorials</a></p>
  
  <p>What is the purpose of <strong>MonoBehaviour</strong></p>