Wordpress post view count

functions.php

<?php

// Compter le nombre de view
// Utiliser wpb_set_post_views($postID) dans toutes les pages à compter les views (single.php)
function wpb_set_post_views($postID) {
    $count_key = 'wpb_post_views_count';
    $count = get_post_meta($postID, $count_key, true);
    if($count==''){
        $count = 0;
        delete_post_meta($postID, $count_key);
        add_post_meta($postID, $count_key, '0');
    }else{
        $count++;
        update_post_meta($postID, $count_key, $count);
    }
}

remove_action( 'wp_head', 'adjacent_posts_rel_link_wp_head', 10, 0);

// obtenir le nombre de view
function wpb_get_post_views($postID){
    $count_key = 'wpb_post_views_count';
    $count = get_post_meta($postID, $count_key, true);
    if($count==''){
        delete_post_meta($postID, $count_key);
        add_post_meta($postID, $count_key, '0');
        return '0';
    }
    return $count;
}

?>