也许这个吗？
$output = str_replace(array("rn", "r"), "n", $output);$lines = explode("n", $output);$new_lines = array();foreach ($lines as $i => $line) { if(!empty($line)) $new_lines[] = trim($line);}echo implode($new_lines);
也许这个吗？
$output = str_replace(array("rn", "r"), "n", $output);$lines = explode("n", $output);$new_lines = array();foreach ($lines as $i => $line) { if(!empty($line)) $new_lines[] = trim($line);}echo implode($new_lines);名师互学网 版权所有 (c)2021-2022 ICP备案号：晋ICP备2021003244-6号
