acf/field_group/additional_group_settings_tabs │ filter-hook │ ACF 1.0

Usage

add_filter( 'acf/field_group/additional_group_settings_tabs', 'wp_kama_acf_field_group_additional_settings_tabs_filter' );

/**
 * Function for `acf/field_group/additional_group_settings_tabs` filter-hook.
 * 
 * @param  $array 
 *
 * @return 
 */
function wp_kama_acf_field_group_additional_settings_tabs_filter( $array ){
	// filter...
	return $array;
}

$array

-

Where the hook is called

$field_group_settings_tabs = (array) apply_filters( 'acf/field_group/additional_group_settings_tabs', array() );

Where the hook is used in Advanced Custom Fields PRO

add_filter( 'acf/field_group/additional_group_settings_tabs', array( $this, 'add_acf_ai_tab' ) );