---
title: bufferSubData
framework: webkitjs
role: symbol
role_heading: Instance Method
path: webkitjs/webglrenderingcontextbase/1631949-buffersubdata
---

# bufferSubData

## Declaration

```data
void bufferSubData(
    GLenum target, 
    GLintptr offset, 
    BufferDataSource? data
);
```