pre_get_available_post_mime_types – Hook

apply_filters( ‘pre_get_available_post_mime_types’, string[]|null $mime_types, string $type )

Filters the list of available post MIME types for the given post type.

Parameters

$mime_typesstring[]|null: An array of MIME types. Default null.
$typestring: The post type name. Usually 'attachment' but can be any post type.

$mime_types = apply_filters( 'pre_get_available_post_mime_types', null, $type );

Used by	Description
get_available_post_mime_types()`wp-includes/post.php`	Gets all available post MIME types for a given post type.

Version	Description
6.4.0	Introduced.

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