wordpress浏览量查询统计和调用方法

<?php
/* Postviews start */
function getPostViews($postID){
$count_key = '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 $count;
}
function setPostViews($postID) {
$count_key = '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);
}
}
/* Postviews start end*/
?>

<?php setPostViews(get_the_ID());?>

<?php endwhile; ?>
 <?php setPostViews(get_the_ID());?>
<?php endif; wp_reset_query(); ?>

<?php echo getPostViews(get_the_ID()); ?> 次浏览