3v4l.org

run code in 300+ PHP versions simultaneously
<?php switch(PHP_INT_SIZE) { case 4:echo '32-bit version of PHP';break; case 8:echo '64-bit version of PHP';break; default:echo 'PHP_INT_SIZE is ' . PHP_INT_SIZE;break; }
Output for git.master, git.master_jit, rfc.property-hooks
64-bit version of PHP

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