3v4l.org

run code in 300+ PHP versions simultaneously
<?php echo json_encode($_SERVER,JSON_UNESCAPED_UNICODE);
Output for 5.4.0 - 5.4.45, 5.5.0 - 5.5.38, 5.6.0 - 5.6.40, 7.0.0 - 7.0.33, 7.1.0 - 7.1.33, 7.2.0 - 7.2.33, 7.3.0 - 7.3.33, 7.4.0 - 7.4.33, 8.0.0 - 8.0.30, 8.1.0 - 8.1.28, 8.2.0 - 8.2.18, 8.3.0 - 8.3.6
{"TERM":"xterm","PATH":"\/usr\/bin:\/bin","LANG":"C","SHELL":"\/bin\/sh","MAIL":"\/var\/mail\/nobody","LOGNAME":"nobody","USER":"nobody","HOME":"\/tmp","PHP_SELF":"\/in\/L9BXT","SCRIPT_NAME":"\/in\/L9BXT","SCRIPT_FILENAME":"\/in\/L9BXT","PATH_TRANSLATED":"\/in\/L9BXT","DOCUMENT_ROOT":"","REQUEST_TIME_FLOAT":1386606279.0001,"REQUEST_TIME":1386606279,"argv":["\/in\/L9BXT"],"argc":1}
Output for 5.3.0 - 5.3.29
Notice: Use of undefined constant JSON_UNESCAPED_UNICODE - assumed 'JSON_UNESCAPED_UNICODE' in /in/L9BXT on line 2 Warning: json_encode() expects parameter 2 to be long, string given in /in/L9BXT on line 2
Output for 5.2.0 - 5.2.17
Notice: Use of undefined constant JSON_UNESCAPED_UNICODE - assumed 'JSON_UNESCAPED_UNICODE' in /in/L9BXT on line 2 Warning: json_encode() expects exactly 1 parameter, 2 given in /in/L9BXT on line 2
Output for 5.0.0 - 5.0.5, 5.1.0 - 5.1.6
Fatal error: Call to undefined function json_encode() in /in/L9BXT on line 2
Process exited with code 255.
Output for 4.4.5 - 4.4.9
Fatal error: Call to undefined function: json_encode() in /in/L9BXT on line 2
Process exited with code 255.
Output for 4.3.2 - 4.3.11, 4.4.0 - 4.4.4
Fatal error: Call to undefined function: json_encode() in /in/L9BXT on line 2
Process exited with code 255.
Output for 4.3.0 - 4.3.1
Fatal error: Call to undefined function: json_encode() in /in/L9BXT on line 2

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