Returns the value corresponding to key in the preference file if it exists.

	print (PlayerPrefs.GetFloat("Player Score"));

using UnityEngine;
using System.Collections;

public class Example : MonoBehaviour {
    void Example() {
        print(PlayerPrefs.GetFloat("Player Score"));
    }
}

import UnityEngine
import System.Collections

public class Example(MonoBehaviour):

	def Example() as void:
		print(PlayerPrefs.GetFloat('Player Score'))