posix_geteuid Return the effective user ID of the current process


posix_geteuid

(PHP 4, PHP 5)

posix_geteuidReturn the effective user ID of the current process

说明

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.

返回值

Returns the user id, as an integer

范例

Example #1 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.

<?php
echo posix_getuid()." "//10001
echo posix_geteuid()." "//10001
posix_seteuid(10000);
echo 
posix_getuid()." "//10001
echo posix_geteuid()." "//10000
?>

参见


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» posix_getgid
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