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<?
function GetIP() { //»ñÈ¡IP
if ($_SERVER["HTTP_X_FORWARDED_FOR"])
$ip = $_SERVER["HTTP_X_FORWARDED_FOR"];
else if ($_SERVER["HTTP_CLIENT_IP"])
$ip = $_SERVER["HTTP_CLIENT_IP"];
else if ($_SERVER["REMOTE_ADDR"])
$ip = $_SERVER["REMOTE_ADDR"];
else if (getenv("HTTP_X_FORWARDED_FOR"))
$ip = getenv("HTTP_X_FORWARDED_FOR");
else if (getenv("HTTP_CLIENT_IP"))
$ip = getenv("HTTP_CLIENT_IP");
else if (getenv("REMOTE_ADDR"))
$ip = getenv("REMOTE_ADDR");
else
$ip = "Unknown";
return $ip;
}
?>
<?php
function DateAdd($date, $int, $unit = "d") { //ʱ¼äµÄÔö¼Ó£¨»¹¿ÉÒԸĽø³Éʱ·ÖÃë¶¼¿ÉÒÔÔö¼Ó£¬ÓÐʱ¼äÔÙ²¹ÉÏ£©
$dateArr = explode("-", $date);
$value[$unit] = $int; //¿ªÔ´´úÂëOSPhP.COm.CN
return date("Y-m-d", mktime(0,0,0, $dateArr[1] + $value['m'], $dateArr[2] + $value['d'], $dateArr[0] + $value['y']));
}
function GetWeekDay($date) { //¼ÆËã³ö¸ø³öµÄÈÕÆÚÊÇÐÇÆÚ¼¸
$dateArr = explode("-", $date);
return date("w", mktime(0,0,0,$dateArr[1],$dateArr[2],$dateArr[0]));
}
?>
<?
function check_date($date) { //¼ì²éÈÕÆÚÊÇ·ñºÏ·¨ÈÕÆÚ
$dateArr = explode("-", $date);
if (is_numeric($dateArr[0]) && is_numeric($dateArr[1]) && is_numeric($dateArr[2])) {
return checkdate($dateArr[1],$dateArr[2],$dateArr[0]);
}
return false;
}
function check_time($time) { //¼ì²éʱ¼äÊÇ·ñºÏ·¨Ê±¼ä
$timeArr = explode(":", $time);
if (is_numeric($timeArr[0]) && is_numeric($timeArr[1]) && is_numeric($timeArr[2])) {
if (($timeArr[0] >= 0 && $timeArr[0] <= 23) && ($timeArr[1] >= 0 && $timeArr[1] <= 59) && ($timeArr[2] >= 0 && $timeArr[2] <= 59)) //OSPHP.com.CN
return true;
else
return false;
}
return false;
}
function DateDiff($date1, $date2, $unit


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