Mathf.Clamp

Description

Clamps a value between a minimum float and maximum float value.

using UnityEngine;

public class Example : MonoBehaviour
{
    // Set the position of the transform to be that of the time
    // but never less than 1 or more than 3

    void Update()
    {
        transform.position = new Vector3(Mathf.Clamp(Time.time, 1.0f, 3.0f), 0, 0);
    }
}

Description

Clamps value between min and max and returns value.

using UnityEngine;
using System.Collections;

public class ExampleClass : MonoBehaviour
{
    // Use this for initialization
    void Start()
    {
        // Clamps the value 10 to be between 1 and 3.
        // prints 3 to the console

        Debug.Log(Mathf.Clamp(10, 1, 3));
    }
}