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run code in 300+ PHP versions simultaneously
<?php echo ($x = '2d9'.PHP_EOL); echo ($x++); // interprets '2d9' as hex, now $x == '2e0' echo ($x++); // interprets '2e0' as a float, now $x == 3
Output for 8.3.0 - 8.3.4, 8.3.6
2d9 Deprecated: Increment on non-alphanumeric string is deprecated in /in/kdSe2 on line 4 2d9 Deprecated: Increment on non-alphanumeric string is deprecated in /in/kdSe2 on line 5 2d9
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 2d9 Deprecated: Increment on non-alphanumeric string is deprecated in /in/kdSe2 on line 4 2d9 Deprecated: Increment on non-alphanumeric string is deprecated in /in/kdSe2 on line 5 2d9
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
2d9 2d9 2d9
preferences:
243.88 ms | 403 KiB | 291 Q