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run code in 300+ PHP versions simultaneously
<?php if (0) echo "int 0 is true" . "\n"; if ('0') echo "string '0' is true" . "\n"; if (0.0) echo "float 0.0 is true" . "\n"; if ('0.0') echo "string '0.0' is true" . "\n";
Output for 4.3.1, 7.3.13 - 7.3.33, 7.4.0 - 7.4.33, 8.0.0 - 8.0.30, 8.1.0 - 8.1.28, 8.2.0 - 8.2.19, 8.3.0 - 8.3.4, 8.3.6 - 8.3.7
string '0.0' is true
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 string '0.0' is true
preferences:
140.68 ms | 402 KiB | 146 Q