pause everything in unity code example

Example 1: how to pause your game unity

using UnityEngine;

void Pause()
{
	Time.timeScale = 0;
}

void Unpause()
{
    Time.timeScale = 1;
}

Example 2: how to make a pause feautre in unity

if(Pause){
	Time.timeScale = 0;
}
else{
	Time.timeScale = 1;
}