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run code in 300+ PHP versions simultaneously
<?php if (@readfile('/foo') === false) { error_log('foo', 3, '/log.log'); } header('HTTP/1.1 404 Not Found'); echo "foo";
Output for 8.0.0 - 8.0.12, 8.0.14 - 8.0.30, 8.1.0 - 8.1.27, 8.2.0 - 8.2.17, 8.3.0 - 8.3.4
Warning: error_log(): open_basedir restriction in effect. File(/log.log) is not within the allowed path(s): (/tmp:/in:/etc) in /in/sunlJ on line 4 Warning: error_log(/log.log): Failed to open stream: Operation not permitted in /in/sunlJ on line 4 Warning: Cannot modify header information - headers already sent by (output started at /in/sunlJ:4) in /in/sunlJ on line 6 foo
Output for 8.0.13
Warning: error_log(/log.log): Failed to open stream: Read-only file system in /in/sunlJ on line 4 Warning: Cannot modify header information - headers already sent by (output started at /in/sunlJ:4) in /in/sunlJ on line 6 foo
Output for 7.3.32 - 7.3.33, 7.4.33
Warning: error_log(/log.log): failed to open stream: Read-only file system in /in/sunlJ on line 4 Warning: Cannot modify header information - headers already sent by (output started at /in/sunlJ:4) in /in/sunlJ on line 6 foo
Output for 7.2.29 - 7.2.33, 7.3.16 - 7.3.31, 7.4.0 - 7.4.32
Warning: error_log(): open_basedir restriction in effect. File(/log.log) is not within the allowed path(s): (/tmp:/in:/etc) in /in/sunlJ on line 4 Warning: error_log(/log.log): failed to open stream: Operation not permitted in /in/sunlJ on line 4 Warning: Cannot modify header information - headers already sent by (output started at /in/sunlJ:4) in /in/sunlJ on line 6 foo
Output for 7.1.20, 7.2.6
Warning: error_log(): open_basedir restriction in effect. File(/log.log) is not within the allowed path(s): (/tmp:/in) in /in/sunlJ on line 4 Warning: error_log(/log.log): failed to open stream: Operation not permitted in /in/sunlJ on line 4 Warning: Cannot modify header information - headers already sent by (output started at /in/sunlJ:4) in /in/sunlJ on line 6 foo
Output for 5.2.3 - 5.2.17, 5.3.0 - 5.3.29, 5.4.0 - 5.4.45, 5.5.24 - 5.5.35, 5.6.7 - 5.6.28, 7.0.0 - 7.0.20, 7.1.0 - 7.1.10, 7.2.0
Warning: error_log(/log.log): failed to open stream: Permission denied in /in/sunlJ on line 4 Warning: Cannot modify header information - headers already sent by (output started at /in/sunlJ:4) in /in/sunlJ on line 6 foo
Output for 4.3.2 - 4.3.11, 4.4.0 - 4.4.9, 5.0.0 - 5.0.5, 5.1.0 - 5.1.6, 5.2.0 - 5.2.2
Warning: error_log(/log.log): failed to open stream: Permission denied in /in/sunlJ on line 4 foo
Output for 4.3.0 - 4.3.1
Warning: error_log(/log.log) [http://www.php.net/function.error-log]: failed to create stream: Permission denied in /in/sunlJ on line 4 foo

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