替换nofollow 具有nofollow external _blank

将此代码放入主题functions.php 文件以根据需要替换文本。

function wpse_60668_relnofollow($text) {
    $return = str_replace(\'nofollow\', \'external nofollow _blank\', $text);
    return $return;
}

add_filter(\'get_comment_author_link\', \'wpse_60668_relnofollow\'); //this\'ll change author link
add_filter(\'comment_text\', \'wpse_60668_relnofollow\'); //This\'ll change the content