UnityEngine.WWW.FlattenedHeadersFrom C# (CSharp) Method

        private static string[] FlattenedHeadersFrom(Dictionary<string, string> headers)
        {
            if (headers == null)
            {
                return null;
            }
            string[] strArray2 = new string[headers.Count * 2];
            int num = 0;
            foreach (KeyValuePair<string, string> pair in headers)
            {
                strArray2[num++] = pair.Key.ToString();
                strArray2[num++] = pair.Value.ToString();
            }
            return strArray2;
        }

 public WWW(string url, byte[] postData, Dictionary <string, string> headers)
 {
     string[] array = WWW.FlattenedHeadersFrom(headers);
     if (this.enforceWebSecurityRestrictions())
     {
         WWW.CheckSecurityOnHeaders(array);
     }
     this.InitWWW(url, postData, array);
 }