Version: 5.4
public float distance ;

説明

原点からヒットしたオブジェクトの距離

using UnityEngine;
using System.Collections;

public class ExampleClass : MonoBehaviour { public Vector2 direction;

void Update() { //Cast a ray in the direction specified in the inspector. RaycastHit2D hit = Physics2D.Raycast(this.gameObject.transform.position,direction);

//If something was hit. if ( hit.collider != null ) { //If the object hit is less than or equal to 6 units away from this object. if(hit.distance <= 6.0f) { Debug.Log("Enemy In Range!"); } } } }