unity upload script

using System.Collections;
using System.Collections.Generic;
using UnityEngine;
using UnityEngine.Networking;

/// <summary>
/// Defines the <see cref="InventoryWindow" />
/// </summary>
public class InventoryWindow : MonoBehaviour {
    /// <summary>
    /// The startCo
    /// </summary>
    public void startCo()
    {
        StartCoroutine(UploadInventoryToWebServer());
    }

    /// <summary>
    /// The UploadInventoryToWebServer
    /// </summary>
    /// <returns>The <see cref="IEnumerator"/></returns>
    internal IEnumerator UploadInventoryToWebServer()
    {
        string url = "http://localhost/tictacttoe/inventory/publishinventory.php";

            string filePath = Application.dataPath + "/Editor/coreInventoryData.json";

        if (System.IO.File.Exists(filePath)) {

            WWWForm form = new WWWForm();
            form.AddField("fileName", filePath);

            WWW w = new WWW(url, form);
            yield return w;
            if (!string.IsNullOrEmpty(w.error))
            {
                print(w.error);
            }
            else
            {
                print(w.text);

            }
        }
    }
}