Remove WordPress or file version [?ver=] from script and style tags in source code (for functions.php)

Remove version from script and style tags.php

<?php
/**
 * Remove WordPress or file version from script and style tags in source code
 * @link //gist.github.com/llgruff/a31155be262290c796c3aba9326fdc53
 */
function wp_version_js_css($src) {
    if (strpos($src, 'ver='))
    $src = remove_query_arg('ver', $src);
    return $src;
}
add_filter('style_loader_src', 'wp_version_js_css', 9999);
add_filter('script_loader_src', 'wp_version_js_css', 9999);