wordpress 计数js版

function enqueue_counter_script() {
    wp_enqueue_script('counter-script', get_template_directory_uri() . '/js/counter.js', array('jquery'), null, true);
    wp_localize_script('counter-script', 'counter_vars', array(
        'ajax_url' => admin_url('admin-ajax.php'),
        'post_id' => get_the_ID()
    ));
}
add_action('wp_enqueue_scripts', 'enqueue_counter_script');

jQuery(document).ready(function($) {
    var post_id = counter_vars.post_id;
    var ajax_url = counter_vars.ajax_url;

    $.ajax({
        url: ajax_url,
        type: 'POST',
        data: {
            action: 'update_post_views',
            post_id: post_id
        },
        success: function(response) {
            $('#post-views').text(response.views);
        }
    });
});

function update_post_views() {
    $post_id = $_POST['post_id'];
    $views = get_post_meta($post_id, 'post_views_count', true);

    if ($views) {
        $views++;
    } else {
        $views = 1;
    }

    update_post_meta($post_id, 'post_views_count', $views);

    echo $views;
    wp_die();
}
add_action('wp_ajax_update_post_views', 'update_post_views');
add_action('wp_ajax_nopriv_update_post_views', 'update_post_views');

<div id="post-views"><?php echo get_post_meta(get_the_ID(), 'post_views_count', true); ?></div>