Manual do PHP
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# posix_getgid

(PHP 3>= 3.0.10, PHP 4 )

posix_getgid -- Return the real group ID of the current process

## Description

int posix_getgid ( void )

Return the numeric real group ID of the current process. See also posix_getgrgid() for information on how to convert this into a useable group name.

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