acf/get_field_group_title │ filter-hook │ ACF 1.0

Usage

add_filter( 'acf/get_field_group_title', 'wp_kama_acf_get_field_group_title_filter', 10, 2 );

/**
 * Function for `acf/get_field_group_title` filter-hook.
 * 
 * @param  $esc_html    
 * @param  $field_group 
 *
 * @return 
 */
function wp_kama_acf_get_field_group_title_filter( $esc_html, $field_group ){
	// filter...
	return $esc_html;
}

$esc_html

-

$field_group

-

Where the hook is called

return apply_filters( 'acf/get_field_group_title', esc_html( $title ), $field_group );

Where the hook is used in Advanced Custom Fields PRO