Input.touchCount
static var touchCount: int;
static int touchCount;
static touchCount as int
Description

Number of touches. Guaranteed not to change throughout the frame. (Read Only)

	function Update () {
		if (Input.touchCount > 0) {
			print(Input.touchCount);
		}
	}
using UnityEngine;
using System.Collections;

public class Example : MonoBehaviour {
    void Update() {
        if (Input.touchCount > 0)
            print(Input.touchCount);
        
    }
}
import UnityEngine
import System.Collections

public class Example(MonoBehaviour):

	def Update() as void:
		if Input.touchCount > 0:
			print(Input.touchCount)