步骤一： 找到 /wp-includes/formatting.php 搜索 function _make_url_clickable_cb 会看到以下代码 function _make_url_clickable_cb($matches) { $ret = ''; $url = $matches[2]; $url = clean_url($url); if ( empty($url) ) return $matches[0]; // removed trailing [.,;:] from URL if ( in_array(substr($url, -1), array('.', ',', ';', ':')) === true ) { $ret = substr($url, -1); $url = substr($url, 0, strlen($url)-1); } return $matches[1] . "<a href="$url" rel="nofollow">$url</a&g...