unity3d hide in inspector code example

Example 1: how ot make a variable public without showing in the inspector

public float notHidden; // Displayed

[HideInInspector] // Hides var below
public float hidden;

Example 2: unity hide in inspector

using UnityEngine;

public class Example : MonoBehaviour
{
    // Make the variable p not show up in the inspector
    // but be serialized.
    [HideInInspector]
    int p = 5;
}