Unity 2D C# Spawn Object On Mouse Cursor

C# script to spawn GameObjects at position of mouse cursor in 2D.

using System.Collections;
using System.Collections.Generic;
using UnityEngine;

// ? 2017 TheFlyingKeyboard and released under MIT License
// theflyingkeyboard.net
public class SpawnOnClick : MonoBehaviour {
    public GameObject objectToSpawn;

    // Use this for initialization
    void Start () {
    
    }
  
    // Update is called once per frame
    void Update () {
        if (Input.GetMouseButtonDown(0))
        {
            Vector3 spawnPosition = Camera.main.ScreenToWorldPoint(Input.mousePosition);
            spawnPosition.z = 0.0f;

            GameObject objectInstance = Instantiate(objectToSpawn, spawnPosition, Quaternion.Euler(new Vector3(0, 0, 0)));
        }
    }
}