텍스트 타이핑 효과

using UnityEngine;
	using System.Collections;
	using UnityEngine.UI;
	// attach to UI Text component (with the full text already there)
	public class UITextTypeWriter.cs : MonoBehaviour
	{
	Text txt;
	string story;
	void Awake ()
	{
	txt = GetComponent<Text> ();
	story = txt.text;
	txt.text = "";
	// TODO: add optional delay when to start
	StartCoroutine ("PlayText");
	}
	IEnumerator PlayText()
	{
	foreach (char c in story)
	{
	txt.text += c;
	yield return new WaitForSeconds (0.125f);
	}
	}
	} https://unitycoder.com/blog/2015/12/03/ui-text-typewriter-effect-script/