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posix_geteuid

(PHP 4, PHP 5, PHP 7)
Return the effective user ID of the current process
int posix_geteuid ( void )

Return the numeric effective user ID of the current process. See also posix_getpwuid() for information on how to convert this into a useable username.

Returns:

Returns the user id, as an integer

Examples:
posix_geteuid() example

This example will show the current user id then set the effective user id to a separate id using posix_seteuid(), then show the difference between the real id and the effective id.

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<?php
echo posix_getuid()."\n"; //10001
echo posix_geteuid()."\n"; //10001
posix_seteuid(10000);
echo posix_getuid()."\n"; //10001
echo posix_geteuid()."\n"; //10000
?>
See also:

posix_getpwuid() -

posix_getuid() -

posix_setuid() -

doc_php
doc_php
2025-01-10 15:47:30
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