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run code in 300+ PHP versions simultaneously
<?php echo php_uname(); echo PHP_OS; /* Some possible outputs: Linux localhost 2.4.21-0.13mdk #1 Fri Mar 14 15:08:06 EST 2003 i686 Linux FreeBSD localhost 3.2-RELEASE #15: Mon Dec 17 08:46:02 GMT 2001 FreeBSD Windows NT XN1 5.1 build 2600 WINNT */ if (strtoupper(substr(PHP_OS, 0, 3)) === 'WIN') { echo 'This is a server using Windows!'; } else { echo 'This is a server not using Windows!'; } ?>
Output for git.master, git.master_jit, rfc.property-hooks
Linux php_shell 4.8.6-1-ARCH #1 SMP PREEMPT Mon Oct 31 18:51:30 CET 2016 x86_64LinuxThis is a server not using Windows!

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