在主题根目录下的functions.php文件中，找到
function autoblank($content) {
$content = preg_replace("/<a(.*?)>/", "<a$1 target="_blank">", $content);
return $content;
}
add_filter('the_content', 'autoblank');
$content = preg_replace("/<a(.*?)>/", "<a$1 target="_blank">", $content);
return $content;
}
add_filter('the_content', 'autoblank');
