Version: 2017.3
public void ToAngleAxis (out float angle, out Vector3 axis);

Description

Converts a rotation to angle-axis representation (angles in degrees).

using UnityEngine;
using System.Collections;

public class ExampleClass : MonoBehaviour { public float angle = 0.0F; public Vector3 axis = Vector3.zero; void Example() { transform.rotation.ToAngleAxis(out angle, out axis); } }