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run code in 300+ PHP versions simultaneously
<?php $y = array(2012,2011,2011,2011,2010,2010,2009); foreach ($y as $value) { if ($aa == $value) { echo $aa; } $aa = $value; }
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 variable $aa in /in/isTF9 on line 5 201120112010
Output for 5.0.4 - 5.0.5, 5.1.0 - 5.1.6, 5.2.0 - 5.2.17, 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 - 7.1.20, 7.2.6 - 7.2.33, 7.3.12 - 7.3.31, 7.4.0 - 7.4.33
Notice: Undefined variable: aa in /in/isTF9 on line 5 201120112010
Output for 7.3.32 - 7.3.33
201120112010
Output for 4.3.0 - 4.3.11, 4.4.0 - 4.4.9, 5.0.0 - 5.0.3
Notice: Undefined variable: aa in /in/isTF9 on line 5 201120112010
preferences:
253.61 ms | 402 KiB | 357 Q