Version: 2017.2
public static float PI ;

説明

円周率( 3.14159265358979... )(読み取り専用)

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); } }