Input.touches 触摸列表

using UnityEngine;
using System.Collections;

public class example : MonoBehaviour {
	void Update() {
		int fingerCount = 0;
		foreach (Touch touch in Input.touches) {
		if (touch.phase != TouchPhase.Ended && touch.phase != TouchPhase.Canceled)
			fingerCount++;

		}
		if (fingerCount > 0)
			print("User has " + fingerCount + " finger(s) touching the screen");

	}
}

// Prints number of fingers touching the screen
//输出触摸在屏幕上的手指数量

function Update () {
	var fingerCount = 0;
	for (var touch : Touch in Input.touches) {
		if (touch.phase != TouchPhase.Ended && touch.phase != TouchPhase.Canceled)
			fingerCount++;
	}
	if (fingerCount > 0)
		print ("User has " + fingerCount + " finger(s) touching the screen");
}