Sets the value of the preference identified by key.

	PlayerPrefs.SetFloat("Player Score", 10.0);

using UnityEngine;
using System.Collections;

public class Example : MonoBehaviour {
    void Example() {
        PlayerPrefs.SetFloat("Player Score", 10.0F);
    }
}

import UnityEngine
import System.Collections

public class Example(MonoBehaviour):

	def Example() as void:
		PlayerPrefs.SetFloat('Player Score', 10.0F)