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如何写最新评论的调用代码?

wordpress最新评论的调用代码

<h2>最新评论</h2>

<?php
global $wpdb;

$sql = “SELECT DISTINCT ID, post_title, post_password, comment_ID,
comment_post_ID, comment_author, comment_date_gmt, comment_approved,
comment_type,comment_author_url,
SUBSTRING(comment_content,1,15) AS com_excerpt
FROM $wpdb->comments
LEFT OUTER JOIN $wpdb->posts ON ($wpdb->comments.comment_post_ID =
$wpdb->posts.ID)
WHERE comment_approved = ‘1′ AND comment_type = ” AND
post_password = ”
ORDER BY comment_date_gmt DESC
LIMIT 15″;
$comments = $wpdb->get_results($sql);

$output = $pre_HTML;
$output .= “\n<ul>”;
foreach ($comments as $comment) {

$output .= “\n<li>” . “<a href=\”" . get_permalink($comment->ID) .
“#comment-” . $comment->comment_ID . “\” title=\”on ” .
$comment->post_title . “\”>”.strip_tags($comment->comment_author)
.”: “. strip_tags($comment->com_excerpt)
.”</a></li>”;

}
$output .= “\n</ul>”;
$output .= $post_HTML;

echo $output;?>

保存时要注意保存格式为UTF8