Unity Script Reference:

Vector3.operator -

static function operator -(a: Vector3, b: Vector3): Vector3;

Description

Subtracts one vector from another.

Subtracts each component of b from a.

	// prints (-5.0,-3.0,-1.0)
	print (Vector3(1,2,3) - Vector3(6,5,4));

using UnityEngine;
using System.Collections;

public class Example : MonoBehaviour {
    void Example() {
        print(new Vector3(1, 2, 3) - new Vector3(6, 5, 4));
    }
}

import UnityEngine
import System.Collections

public class Example(MonoBehaviour):

	def Example() as void:
		print((Vector3(1, 2, 3) - Vector3(6, 5, 4)))

static function operator -(a: Vector3): Vector3;

Description

Negates a vector.

Each component in the result is negated.

	// prints (-1.0,-2.0,-3.0)
	print (-Vector3(1,2,3));

using UnityEngine;
using System.Collections;

public class Example : MonoBehaviour {
    void Example() {
        print(-new Vector3(1, 2, 3));
    }
}

import UnityEngine
import System.Collections

public class Example(MonoBehaviour):

	def Example() as void:
		print(-Vector3(1, 2, 3))