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run code in 300+ PHP versions simultaneously
<?php $a=array(2=>"14"); echo isset($a[2]['foo']) ? 'set':'not set';echo "\n"; echo empty($a[2]['foo']) ? 'empty':'not empty';echo "\n"; echo $a[2]['foo'] ? 'truthy':'fruity';echo "\n";
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
not set empty Fatal error: Uncaught TypeError: Cannot access offset of type string on string in /in/h7ZTI:5 Stack trace: #0 {main} thrown in /in/h7ZTI on line 5
Process exited with code 255.
Output for 5.5.24 - 5.5.35, 5.6.8 - 5.6.28, 7.0.0 - 7.0.20, 7.1.0 - 7.1.33, 7.2.0 - 7.2.33, 7.3.0 - 7.3.33, 7.4.0 - 7.4.33
not set empty Warning: Illegal string offset 'foo' in /in/h7ZTI on line 5 truthy
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181.75 ms | 403 KiB | 211 Q