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<?php
/*****************
Ãû³Æ£ºvalidator For PHP v1.0.0
ÈÕÆÚ£º2006-12-7
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*****************/
/*php×ÔÉíµÄ¼ì²âº¯Êý
*bool is_numeric ( mixed var)
*bool is_bool ( mixed var)
*bool is_null ( mixed var)
*bool is_float ( mixed var)
*bool is_int ( mixed var)
*bool is_string ( mixed var)
*bool is_object ( mixed var)
*bool is_array ( mixed var)
*bool is_scalar ( mixed var)
*string gettype ( mixed var)
*/
/*ÐÂÌí¼ÓµÄ¼ì²âº¯Êý
isDate()     ÈÕÆÚ¼ì²é
isTime()     ʱ¼ä¼ì²é
isInt()      ÕûÊý¼ì²é
isNum()      Êý×Ö¼ì²é
isEmail()    Óʼþ¼ì²é
isUrl()      url¼ì²é
isPost()     ÓÊÕþ±àÂë¼ì²é
isPhone()    µç»°ºÅÂë¼ì²é
isMobile()   Òƶ¯µç»°¼ì²é
isLen()      ³¤¶È¼ì²é
isIdCard()   Éí·ÝÖ¤¼ì²é
isEnglish() Ó¢Îļì²é
isGB2312()   ¼òÌåÖÐÎļì²é
isIP()       IP¼ì²é
isQQ()       QQ¼ì²é
checkFileType() Îļþºó׺Ãû¼ì²é
*/
class Validator{
function Validator(){
   //echo "test";
}
    /*
*·½·¨£ºbool isDate($str,$format="")
*×÷Ó㺼ìÑéÈÕÆڵĺϷ¨ÐÔ
*˵Ã÷£ºÄ¬ÈϵĺϷ¨ÈÕÆÚ¸ñʽÊÇÒÔ"-"·Ö¸îµÄ"Äê-ÔÂ-ÈÕ"
*         µ±²ÎÊý$formatÉèÖøñʽʱÔò°´ÕÕÕâ¸ö¸ñʽ¼ìÑé
*Àý×Ó£ºisDate("2006-12-1");isDate("2006-12-1","Y-m-d h:i:s")
*/
function isDate($str,$format=""){
   if($format==""){
    $str=explode("-",$str);
    return @checkdate($str[1],$str[2],$str[0]);
   }else{
    //°´¹æ¶¨µÄ¸ñʽ¼ìÑé
            $unixTime=strtotime($str);//תΪʱ¼ä´Á
            $checkDate= date