title: Saving file Json create from Code behind Windows Phone
body: <p>I write a Json in code behind using dll called Newtonsoft.Json</p>
  
  <p>here's my code:</p>
  
  <pre><code>StringBuilder stringBuilder = new StringBuilder();
          StringWriter stringWriter = new StringWriter(stringBuilder);
          JsonWriter jsonWriter = new JsonTextWriter(stringWriter);
  
          jsonWriter.Formatting = Formatting.Indented;
          jsonWriter.WriteStartObject();
          jsonWriter.WritePropertyName("name");
          jsonWriter.WriteRawValue(textboxNomeCompleto.Text);
          jsonWriter.WritePropertyName("user");
          jsonWriter.WriteValue(textboxEmail.Text);
          jsonWriter.WritePropertyName("password");
          jsonWriter.WriteValue(textboxSenha.Text);
          jsonWriter.WriteEndObject();
  </code></pre>
  
  <p>How can I save the file created in SandBox using the IsolatedStoreFile???</p>