Remove Query Strings WordPress

functions.php

<?php
// Do NOT include the opening PHP tag

// Remove Query Strings
function _remove_script_version( $src ){

    $parts = explode( '?ver', $src );

        return $parts[0];
	
}

add_filter( 'script_loader_src', '_remove_script_version', 15, 1 );
add_filter( 'style_loader_src', '_remove_script_version', 15, 1 );