Application.platform
static var platform: RuntimePlatform;
static RuntimePlatform platform;
static platform as RuntimePlatform
Description

Returns the platform the game is running (Read Only).

Use this property if you absolutely need to do some platform dependent work. See Also: RuntimePlatform.
	function Start () {
		if (Application.platform == RuntimePlatform.WindowsPlayer)
			print ("Do something special here!");
	}
using UnityEngine;
using System.Collections;

public class Example : MonoBehaviour {
    void Start() {
        if (Application.platform == RuntimePlatform.WindowsPlayer)
            print("Do something special here!");
        
    }
}
import UnityEngine
import System.Collections

public class Example(MonoBehaviour):

	def Start() as void:
		if Application.platform == RuntimePlatform.WindowsPlayer:
			print('Do something special here!')