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run code in 300+ PHP versions simultaneously
<?php $truths = [ '0 === 0', '0 === 0.0', '0 == 0', '0 === 0.0', ]; foreach ($truths as $truth) { echo $truth . ': ' . (eval("return $truth;") ? 'true' : 'false') . PHP_EOL; }
Output for 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 - 8.3.4, 8.3.6
0 === 0: true 0 === 0.0: false 0 == 0: true 0 === 0.0: false
Output for 8.3.5
Warning: PHP Startup: Unable to load dynamic library 'sodium.so' (tried: /usr/lib/php/8.3.5/modules/sodium.so (libsodium.so.23: cannot open shared object file: No such file or directory), /usr/lib/php/8.3.5/modules/sodium.so.so (/usr/lib/php/8.3.5/modules/sodium.so.so: cannot open shared object file: No such file or directory)) in Unknown on line 0 0 === 0: true 0 === 0.0: false 0 == 0: true 0 === 0.0: false
preferences:
226.96 ms | 402 KiB | 291 Q