acf/pre_load_metadata │ filter-hook │ ACF 5.2.3

Retrieves specific metadata from the database.

Usage

add_filter( 'acf/pre_load_metadata', 'wp_kama_acf_pre_load_metadata_filter', 10, 3 );

/**
 * Function for `acf/pre_load_metadata` filter-hook.
 * 
 * @param integer|string $post_id The post id.
 * @param string         $name    The meta name.
 * @param                $hidden  
 *
 * @return integer|string
 */
function wp_kama_acf_pre_load_metadata_filter( $post_id, $name, $hidden ){
	// filter...
	return $post_id;
}

$post_id(int|string)

The post id.

$name(string)

The meta name.

$hidden

-

Changelog

Where the hook is called

$null = apply_filters( 'acf/pre_load_metadata', null, $post_id, $name, $hidden );

$reference = apply_filters( 'acf/pre_load_metadata', null, $post_id, $field_name, true );

$null = apply_filters( 'acf/pre_load_metadata', null, $post_id, $field['name'], $hidden );

Where the hook is used in Advanced Custom Fields PRO

add_filter( 'acf/pre_load_metadata', array( $this, 'pre_load_metadata' ), 1, 4 );