Title: WP_Styles::add_inline_style
Published: April 25, 2014
Last modified: February 24, 2026

---

# WP_Styles::add_inline_style( string $handle, string $code ): bool

## In this article

 * [Parameters](https://developer.wordpress.org/reference/classes/WP_Styles/add_inline_style/?output_format=md#parameters)
 * [Return](https://developer.wordpress.org/reference/classes/WP_Styles/add_inline_style/?output_format=md#return)
 * [More Information](https://developer.wordpress.org/reference/classes/WP_Styles/add_inline_style/?output_format=md#more-information)
 * [Source](https://developer.wordpress.org/reference/classes/WP_Styles/add_inline_style/?output_format=md#source)
 * [Related](https://developer.wordpress.org/reference/classes/WP_Styles/add_inline_style/?output_format=md#related)
 * [Changelog](https://developer.wordpress.org/reference/classes/WP_Styles/add_inline_style/?output_format=md#changelog)

[ Back to top](https://developer.wordpress.org/reference/classes/WP_Styles/add_inline_style/?output_format=md#wp--skip-link--target)

Adds extra CSS styles to a registered stylesheet.

## 󠀁[Parameters](https://developer.wordpress.org/reference/classes/WP_Styles/add_inline_style/?output_format=md#parameters)󠁿

 `$handle`stringrequired

The style’s registered handle.

`$code`stringrequired

String containing the CSS styles to be added.

## 󠀁[Return](https://developer.wordpress.org/reference/classes/WP_Styles/add_inline_style/?output_format=md#return)󠁿

 bool True on success, false on failure.

## 󠀁[More Information](https://developer.wordpress.org/reference/classes/WP_Styles/add_inline_style/?output_format=md#more-information)󠁿

This method adds style rules ($code) to the given stylesheet to be output as embedded
style (i.e. in a <style> element).

## 󠀁[Source](https://developer.wordpress.org/reference/classes/WP_Styles/add_inline_style/?output_format=md#source)󠁿

    ```php
    public function add_inline_style( $handle, $code ) {
    	if ( ! $code ) {
    		return false;
    	}

    	$after = $this->get_data( $handle, 'after' );
    	if ( ! $after ) {
    		$after = array();
    	}

    	$after[] = $code;

    	return $this->add_data( $handle, 'after', $after );
    }
    ```

[View all references](https://developer.wordpress.org/reference/files/wp-includes_class-wp-styles-php-2/)
[View on Trac](https://core.trac.wordpress.org/browser/tags/6.9.4/src/wp-includes/class-wp-styles.php#L297)
[View on GitHub](https://github.com/WordPress/wordpress-develop/blob/6.9.4/src/wp-includes/class-wp-styles.php#L297-L310)

## 󠀁[Related](https://developer.wordpress.org/reference/classes/WP_Styles/add_inline_style/?output_format=md#related)󠁿

| Uses | Description | 
| [WP_Styles::add_data()](https://developer.wordpress.org/reference/classes/wp_styles/add_data/)`wp-includes/class-wp-styles.php` |

Overrides the add_data method from [WP_Dependencies](https://developer.wordpress.org/reference/classes/wp_dependencies/), to allow unsetting dependencies for conditional styles.

  |

| Used by | Description | 
| [wp_add_inline_style()](https://developer.wordpress.org/reference/functions/wp_add_inline_style/)`wp-includes/functions.wp-styles.php` |

Adds extra CSS styles to a registered stylesheet.

  |

## 󠀁[Changelog](https://developer.wordpress.org/reference/classes/WP_Styles/add_inline_style/?output_format=md#changelog)󠁿

| Version | Description | 
| [3.3.0](https://developer.wordpress.org/reference/since/3.3.0/) | Introduced. |

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