---
layout: docs
title: render
id: class.Facebook.HackCodegen._Private.HackBuilderRegexRenderer.render
docid: class.Facebook.HackCodegen._Private.HackBuilderRegexRenderer.render
permalink: /docs/reference/class.Facebook.HackCodegen._Private.HackBuilderRegexRenderer.render/
---
# Facebook\\HackCodegen\\_Private\\HackBuilderRegexRenderer::render()




``` Hack
final public function render(
  Facebook\HackCodegen\IHackCodegenConfig $_,
      Regex\Pattern<T> $value,
): string;
```




## Parameters




* [` Facebook\HackCodegen\IHackCodegenConfig `](<interface.Facebook.HackCodegen.IHackCodegenConfig.md>)`` $_ ``
* ` Regex\Pattern<T> $value `




## Returns




- ` string `