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run code in 300+ PHP versions simultaneously
<?php browser(); function browser() { $browsers = array('chrome', 'msie', 'firefox', 'safari'); for ($i = 0; $i < count($browsers) + 1; $i++) { if ($_SERVER['HTTP_USER_AGENT'] == $browsers[$i]) { echo "You are using {$browsers[$i]}."; } } }
Output for 8.0.0 - 8.0.30, 8.1.0 - 8.1.28, 8.2.0 - 8.2.18, 8.3.0 - 8.3.6
Warning: Undefined array key "HTTP_USER_AGENT" in /in/DqJhb on line 6 Warning: Undefined array key "HTTP_USER_AGENT" in /in/DqJhb on line 6 Warning: Undefined array key "HTTP_USER_AGENT" in /in/DqJhb on line 6 Warning: Undefined array key "HTTP_USER_AGENT" in /in/DqJhb on line 6 Warning: Undefined array key "HTTP_USER_AGENT" in /in/DqJhb on line 6 Warning: Undefined array key 4 in /in/DqJhb on line 6 Warning: Undefined array key 4 in /in/DqJhb on line 7 You are using .
Output for 5.3.0 - 5.3.29, 5.4.0 - 5.4.45, 5.5.0 - 5.5.38, 5.6.0 - 5.6.28, 7.0.0 - 7.0.20, 7.1.0 - 7.1.33, 7.2.0 - 7.2.33, 7.3.0 - 7.3.31, 7.4.0 - 7.4.25, 7.4.27 - 7.4.33
Notice: Undefined index: HTTP_USER_AGENT in /in/DqJhb on line 6 Notice: Undefined index: HTTP_USER_AGENT in /in/DqJhb on line 6 Notice: Undefined index: HTTP_USER_AGENT in /in/DqJhb on line 6 Notice: Undefined index: HTTP_USER_AGENT in /in/DqJhb on line 6 Notice: Undefined index: HTTP_USER_AGENT in /in/DqJhb on line 6 Notice: Undefined offset: 4 in /in/DqJhb on line 6 Notice: Undefined offset: 4 in /in/DqJhb on line 7 You are using .
Output for 7.3.32 - 7.3.33, 7.4.26
You are using .
Output for 4.3.0 - 4.3.11, 4.4.0 - 4.4.9, 5.0.0 - 5.0.5, 5.1.0 - 5.1.6, 5.2.0 - 5.2.17
Notice: Undefined index: HTTP_USER_AGENT in /in/DqJhb on line 6 Notice: Undefined index: HTTP_USER_AGENT in /in/DqJhb on line 6 Notice: Undefined index: HTTP_USER_AGENT in /in/DqJhb on line 6 Notice: Undefined index: HTTP_USER_AGENT in /in/DqJhb on line 6 Notice: Undefined index: HTTP_USER_AGENT in /in/DqJhb on line 6 Notice: Undefined offset: 4 in /in/DqJhb on line 6 Notice: Undefined offset: 4 in /in/DqJhb on line 7 You are using .
preferences:
299.78 ms | 403 KiB | 396 Q