Cacher is the code snippet organizer for pro developers

function my_scripts_method() {
    wp_enqueue_script(
        'custom-script',
        get_stylesheet_directory_uri() . '/js/custom_script.js',
        array( 'jquery' )
    );
}

add_action( 'wp_enqueue_scripts', 'my_scripts_method' );

(function ($) {
	$( document ).ready(function() {
		$('.register').on('click', function() {
			$( '*[data-tab="register"]' ).click ();
		});
	});
})(jQuery);