# ReadFromStream(TextReader)

> Reads the project from the given text reader.

## Definition

* **Type:** Method
* **Namespace:** [UnityEditor.iOS.Xcode](/engine/6000.3/script-reference/unityeditor/ios/xcode.md)
* **Assembly:** UnityEditor.iOS.Extensions.Xcode

```csharp
public void ReadFromStream(TextReader sr)
```

### Parameters

**** (\[TextReader]\(https\://learn.microsoft.com/dotnet/api/system.io.textreader)): The project contents.

### Remarks

Current contents of the project are discarded.

### Examples

```csharp
using UnityEditor;
using System.IO;
using UnityEditor.Callbacks;
using UnityEditor.iOS.Xcode;

public class Sample_ReadFromStream  
{
    [PostProcessBuild]
    public static void OnPostprocessBuild(BuildTarget buildTarget, string pathToBuiltProject)
    {

        // Stop processing if build target is not iOS
        if (buildTarget != BuildTarget.iOS)
            return;

        // Initialize PBXProject
        string projectPath = PBXProject.GetPBXProjectPath(pathToBuiltProject);

        PBXProject pbxProject = new PBXProject();

        // Initialize PBXProject by reading project info from stream
        using (StreamReader sr = new StreamReader(projectPath))
        {
            pbxProject.ReadFromStream(sr);
        }

        // Get target GUID you want to make modifications on
        string mainTargetGuid = pbxProject.GetUnityMainTargetGuid();

        // Modify the project, such as adding a build propety
        pbxProject.AddBuildProperty(mainTargetGuid, "exampleProperty", "exampleValue");           

        // Apply changes to the pbxproj file using WriteToStream
        using (StreamWriter sw = new StreamWriter(projectPath))
        {
            pbxProject.WriteToStream(sw);
        }
    }
}
```