Filters the number of revisions to save for the given post.

Description

Overrides the value of WP_POST_REVISIONS.

Parameters

$numint

Number of revisions to store.

$postWP_Post

Post object.

More Information

• By default, an infinite number of revisions are stored if a post type supports revisions.
• Note that the filter callback functions must return a value after it is finished processing or the revisions will be empty.

Source

$num = apply_filters( 'wp_revisions_to_keep', $num, $post );

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