acf/pre_load_post_id │ filter-hook │ ACF 5.0.0

acf_get_valid_post_id

This function will return a valid post_id based on the current screen / parameter

Usage

add_filter( 'acf/pre_load_post_id', 'wp_kama_acf_pre_load_post_id_filter', 10, 2 );

/**
 * Function for `acf/pre_load_post_id` filter-hook.
 * 
 * @param $post_id $null    (mixed)
 * @param          $post_id 
 *
 * @return $post_id
 */
function wp_kama_acf_pre_load_post_id_filter( $null, $post_id ){
	// filter...
	return $null;
}

$null($post_id)

(mixed)

$post_id

-

Changelog

Where the hook is called

$preload = apply_filters( 'acf/pre_load_post_id', null, $post_id );

Where the hook is used in Advanced Custom Fields PRO

add_filter( 'acf/pre_load_post_id', array( $this, 'pre_load_post_id' ), 1, 2 );