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<?php echo "output"; session_start(); setcookie("TestCookie", 'value'); header('X-TestHeader: value');
Output for git.master, git.master_jit, rfc.property-hooks
output Warning: session_start(): Session cannot be started after headers have already been sent in /in/BaObu on line 3 Warning: Cannot modify header information - headers already sent by (output started at /in/BaObu:2) in /in/BaObu on line 4 Warning: Cannot modify header information - headers already sent by (output started at /in/BaObu:2) in /in/BaObu on line 5

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