Interpolates between a and b by t. t is clamped between 0 and 1.

When t = 0 returns from. When t = 1 return to. When t = 0.5 returns the average of a and b.

	// Fades from minimum to maximum in one second
	var minimum = 10.0;
	var maximum = 20.0;
	function Update () {
		transform.position = Vector3(Mathf.Lerp(minimum, maximum, Time.time), 0, 0);
	}

using UnityEngine;
using System.Collections;

public class Example : MonoBehaviour {
    public float minimum = 10.0F;
    public float maximum = 20.0F;
    void Update() {
        transform.position = new Vector3(Mathf.Lerp(minimum, maximum, Time.time), 0, 0);
    }
}

import UnityEngine
import System.Collections

public class Example(MonoBehaviour):

	public minimum as float = 10.0F

	public maximum as float = 20.0F

	def Update() as void:
		transform.position = Vector3(Mathf.Lerp(minimum, maximum, Time.time), 0, 0)