varlib.php

来自「监控大型网络的软件。能够自动发现拓扑结构」· PHP 代码 · 共 59 行

<?php
/*
 * $Id: varlib.php 2674 2004-04-28 13:03:41Z mortenv $
 *
 * Copyright 2003 UNINETT AS
 * 
 * This file is part of Network Administration Visualized (NAV)
 *
 * NAV is free software; you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation; either version 2 of the License, or
 * (at your option) any later version.
 *
 * NAV is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with NAV; if not, write to the Free Software
 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
 *
 *
 * Authors: Andreas Aakre Solberg <[e-mail]>
 *
 */


/*
 *	FUNKSJONER for variabel-h氓ndtering.
 */


function get_get($var) {
	if (get_exist($var) )
		return $_GET[$var] ;
	else
		return false;
}

function get_exist($var) {
	return array_key_exists($var, $_GET); 
}

function post_get($var) {
	if (post_exist($var))
		return $_POST[$var] ;
	else
		return undef;
}

function post_exist($var) {
	if ( array_key_exists($var, $_POST) )
		return (strlen($_POST{$var}) > 0);
	else return false;
}

?>