---
title: GL_ACTIVE_UNIFORM_BLOCK_MAX_NAME_LENGTH
framework: OpenGL ES
role: symbol
role_heading: Global Variable
platforms: [iOS 2.0+, iPadOS 2.0+, Mac Catalyst 2.0+, tvOS 9.0+, visionOS 1.0+]
path: opengles/gl_active_uniform_block_max_name_length
---

# GL_ACTIVE_UNIFORM_BLOCK_MAX_NAME_LENGTH

## Declaration

```swift
var GL_ACTIVE_UNIFORM_BLOCK_MAX_NAME_LENGTH: Int32 { get }
```