Anti-caching tactic for stylesheets and scripts

wp-anti-cache.php

<?php

function gs_scripts_styles() {
  $version = '1';
	if (defined('WP_DEBUG') && WP_DEBUG) $version = date('his');
	elseif (defined('ENV_STAGING') && ENV_STAGING) $version = date('his');

  wp_enqueue_style( 'gs-theme-styles', get_template_directory_uri() . '/style.css', array('gs-grid-styles'), $version, 'all' );
  wp_enqueue_script( 'gs-scripts', get_template_directory_uri() . '/js/scripts.js', array( 'modernizr', 'jquery' ), $version, true );
  
}