Version: 2017.2
public static float PI ;

描述

有名的“3.14159265358979...”值(只读)。

using UnityEngine;
using System.Collections;

public class ExampleClass : MonoBehaviour { public float radius = 5; void Start() { float perimeter = 2 * Mathf.PI * radius; Debug.Log("The perimeter of the circle is: " + perimeter); } }