Returns the distance between a and b.

	var other : Transform;
	if (other) {
		var dist = Vector3.Distance(other.position, transform.position);
		print ("Distance to other: " + dist);
	}

using UnityEngine;
using System.Collections;

public class Example : MonoBehaviour {
    public Transform other;
    void Example() {
        if (other) {
            float dist = Vector3.Distance(other.position, transform.position);
            print("Distance to other: " + dist);
        }
    }
}

import UnityEngine
import System.Collections

public class Example(MonoBehaviour):

	public other as Transform

	def Example() as void:
		if other:
			dist as float = Vector3.Distance(other.position, transform.position)
			print(('Distance to other: ' + dist))