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apply_filters( 'post_gallery', string $output, array $attr, int $instance )

Filters the default gallery shortcode output.

Description

If the filtered output isn’t empty, it will be used instead of generating the default gallery template.

See also

Parameters

$output

(string) The gallery output. Default empty.

$attr

(array) Attributes of the gallery shortcode.

$instance

(int) Unique numeric ID of this gallery shortcode instance.

Source

File: wp-includes/media.php

View on Trac

Used By

Used By Description
wp-includes/media.php: gallery_shortcode()

Builds the Gallery shortcode output.

Changelog

Version Description
4.2.0 The $instance parameter was added.
2.5.0 Introduced.

© 2003–2019 WordPress Foundation
Licensed under the GNU GPLv2+ License.
https://developer.wordpress.org/reference/hooks/post_gallery