Warning : Cannot modify header information - headers already sent by (output started at F:\php_work\bbs\header.php:6) in F:\php_work\bbs\test.php on line 3 （Cannot modify header information - headers already sent by）不能修改标题信息-标题
Warning: Cannot modify header information - headers already sent by (output started at F:\php_work\bbs\header.php:6) in F:\php_work\bbs\test.php on line 3
（Cannot modify header information - headers already sent by）不能修改标题信息-标题已发出 ？？？？这什么意思
