Title: wp_filter_post_kses
Published: April 25, 2014
Last modified: May 20, 2026

---

# wp_filter_post_kses( string $data ): string

## In this article

 * [Description](https://developer.wordpress.org/reference/functions/wp_filter_post_kses/?output_format=md#description)
 * [Parameters](https://developer.wordpress.org/reference/functions/wp_filter_post_kses/?output_format=md#parameters)
 * [Return](https://developer.wordpress.org/reference/functions/wp_filter_post_kses/?output_format=md#return)
 * [Source](https://developer.wordpress.org/reference/functions/wp_filter_post_kses/?output_format=md#source)
 * [Related](https://developer.wordpress.org/reference/functions/wp_filter_post_kses/?output_format=md#related)
 * [Changelog](https://developer.wordpress.org/reference/functions/wp_filter_post_kses/?output_format=md#changelog)
 * [User Contributed Notes](https://developer.wordpress.org/reference/functions/wp_filter_post_kses/?output_format=md#user-contributed-notes)

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

Sanitizes content for allowed HTML tags for post content.

## 󠀁[Description](https://developer.wordpress.org/reference/functions/wp_filter_post_kses/?output_format=md#description)󠁿

Post content refers to the page contents of the ‘post’ type and not `$_POST` data
from forms.

This function expects slashed data.

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

 `$data`stringrequired

Post content to filter, expected to be escaped with slashes.

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

 string Filtered post content with allowed HTML tags and attributes intact.

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

    ```php
    function wp_filter_post_kses( $data ) {
    	return addslashes( wp_kses( stripslashes( $data ), 'post' ) );
    }
    ```

[View all references](https://developer.wordpress.org/reference/files/wp-includes/kses.php/)
[View on Trac](https://core.trac.wordpress.org/browser/tags/7.0/src/wp-includes/kses.php#L2368)
[View on GitHub](https://github.com/WordPress/wordpress-develop/blob/7.0/src/wp-includes/kses.php#L2368-L2370)

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

| Uses | Description | 
| [wp_kses()](https://developer.wordpress.org/reference/functions/wp_kses/)`wp-includes/kses.php` |

Filters text content and strips out disallowed HTML.

  |

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

Strips all HTML from the content of footnotes, and sanitizes the ID.

  | 
| [edit_post()](https://developer.wordpress.org/reference/functions/edit_post/)`wp-admin/includes/post.php` |

Updates an existing post with values provided in `$_POST`.

  |

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

| Version | Description | 
| [2.0.0](https://developer.wordpress.org/reference/since/2.0.0/) | Introduced. |

## 󠀁[User Contributed Notes](https://developer.wordpress.org/reference/functions/wp_filter_post_kses/?output_format=md#user-contributed-notes)󠁿

 1.  [Skip to note 2 content](https://developer.wordpress.org/reference/functions/wp_filter_post_kses/?output_format=md#comment-content-2242)
 2.   [Benjiwp](https://profiles.wordpress.org/benjiwp/)  [  9 years ago  ](https://developer.wordpress.org/reference/functions/wp_filter_post_kses/#comment-2242)
 3. [You must log in to vote on the helpfulness of this note](https://login.wordpress.org?redirect_to=https%3A%2F%2Fdeveloper.wordpress.org%2Freference%2Ffunctions%2Fwp_filter_post_kses%2F%23comment-2242)
    Vote results for this note: 0[You must log in to vote on the helpfulness of this note](https://login.wordpress.org?redirect_to=https%3A%2F%2Fdeveloper.wordpress.org%2Freference%2Ffunctions%2Fwp_filter_post_kses%2F%23comment-2242)
 4. The second argument passes to kses() does not match with its documentation :
 5.     ```php
        wp_kses( string $string, array $allowed_html, array $allowed_protocols = array() )
        ```
    
 6. [https://developer.wordpress.org/reference/functions/wp_kses/](https://developer.wordpress.org/reference/functions/wp_kses/)
 7.  [Log in to add feedback](https://login.wordpress.org/?redirect_to=https%3A%2F%2Fdeveloper.wordpress.org%2Freference%2Ffunctions%2Fwp_filter_post_kses%2F%3Freplytocom%3D2242%23feedback-editor-2242)

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