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Get the OS name $^O
To get the OS name , use the predefined variable $^O .
$^O
$^O value and OS type
The value of "$^O" in each OS is summarized.
| $^O value | Description and link |
| MacOS | MacOS |
| MSWin32 | Windows in general |
| os2 | OS/2 |
| VMS | VMS |
| epoc | EPOC OS (probably) |
| NetWare | NetWare |
| symbian | Symbian OS |
| dos | MS-DOS |
| cygwin | cygwin |
| linux | Linux |
| freebsd | FreeBSD |
| solaris | Solaris |
| Unix (maybe different) | Unix |
| darwin | Mac OS X |
| CentOS | Linux |