static function GetInt(key: string, defaultValue: int = 0): int;
static int GetInt(string key, int defaultValue = 0);
static def GetInt(key as string, defaultValue as int = 0) as int

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

If it doesn't exist, it will return defaultValue.
	print (PlayerPrefs.GetInt("Player Score"));
using UnityEngine;
using System.Collections;

public class Example : MonoBehaviour {
    void Example() {
        print(PlayerPrefs.GetInt("Player Score"));
import UnityEngine
import System.Collections

public class Example(MonoBehaviour):

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