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                            2038ÄêÒÔºó£¬ÔÚ64λWindowsÖУ¬PHP»ñÈ¡ÕæÊµÊ±¼äµÄÒ»ÖÖ½â¾ö·½·¨

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                                ×î½üÎÞÁÄ£¬¿¼Âǵ½2038ÄêÖ®ºó£¬PHPÈçºÎ»ñÈ¡µ±Ç°Ê±¼äµÄÎÊÌâ¡£

                                ±ÈÈç°ÑµçÄÔʱ¼ä¸Ä³É2050Ä꣬PHPʱ¼äϵͳÂÒÌ×ÁË¡£

                                ±¾ÒÔΪÔÚwindowsϵͳÖУ¬Ö»Ðè°Ñ²Ù×÷ϵͳ¡¢ApacheºÍPHP¶¼»»³É64λµÄ¾ÍÄܽâ¾öÎÊÌ⣬¾­¹ý²âÊÔ£¬Æäʵ²»ÊÇ¡£

                                ²»Í¬µÄ²Ù×÷ϵͳºÍ²»Í¬°æ±¾µÄApache¡¢PHP»á³öÏÖ²»Í¬µÄ½á¹û£º

                                64λwindows2003¡¢32λApache2.2.31¡¢32λPHP5.4.45£¬2038ÄêÖ®ºóPHPµÄdate()ʼÖÕ·µ»Ø1970-01-01 07:59:59£¬²»»á±ä»¯¡£

                                64λwindows2003¡¢64λApache2.2.34¡¢64λPHP5.4.45£¬ÏµÍ³Ê±¼ä2050Ä꣬PHPµÄdate()·µ»Ø1914Ä꣬ÊDZ仯µÄ£¬time()ÊǸºÊý£¬µ«ÊÇ»áËæ×Åʱ¼ä²»¶Ï¼Ó1¡£PHP_INT_SIZEÊÇ4£¬PHP_INT_MAXÊÇ2147483647¡£date()³¬¹ý2147483647»¹Êdzö´í¡£

                                64λwindows7¡¢64λApache2.4.41¡¢64λPHP7.2.23£¬ÏµÍ³Ê±¼ä2050Ä꣬PHPµÄdate()·µ»Ø1914Ä꣬ÊDZ仯µÄ£¬time()ÊǸºÊý£¬µ«ÊÇ»áËæ×Åʱ¼ä²»¶Ï¼Ó1¡£PHP_INT_SIZEÊÇ8£¬PHP_INT_MAXÊÇ9223372036854775807¡£date()³¬¹ý2147483647²»»á³ö´í¡£Î¨¶Àtime()»¹ÊǸºÊý£¬»ñȡʱ¼ä»¹Êdzö´í¡£

                                ËäÈ»ÊǸºÊý£¬µ«Õý³£×ßʱ£¬Õâ¾ÍºÃ°ìÁË¡£ÏÂÃæÊÇÁ½ÕÅÔ­Àíͼ£º

                                ¹ýÁË47ÃëÖ®ºó£¬ÓÐÈçϹæÂÉ£º

                                ÕæÊµÊ±¼äc = 47 + ¶à³öµÄÃëÊýb

                                ¶à³öµÄÃëÊýb = 47 + PHPʱ¼äa + 2

                                ÕûÀíһϣº

                                ÒòΪc = 47 + b £¬b = 47 + a + 2

                                ËùÒÔc = 47 + 47 + 2 + a

                                ÔÝÇÒ½ÐÕâÖÖ·½·¨ÎªÕñº£·¨°É£¬ÔËÓõ½PHP£¬Ð´ÁËrealtime()º¯Êý´úÌætime()£¬²¢¸½ÉϲâÊÔ´úÂëºÍ²âÊÔ½á¹û£º

                            //////////PHP´úÂ뿪ʼ//////////

                            <?php
                            if(!function_exists("realtime"))
                            {
                                function realtime()
                                {
                                    $nowtime = time();
                                    if($nowtime < 0)
                                    {
                                        return 2147483647 + 2147483647 + 2 + $nowtime;
                                    }
                                    else
                                    {
                                        return $nowtime;
                                    }
                                }
                            }

                            //64λphp7.0Ö®ºóµÄÓ÷¨
                            echo time()." ".realtime()." //time()ºÍrealtime()µÄÖµ£¬ÏµÍ³Ê±¼äµ÷µ½2050Ä꣬time()¸ºÊý˵Ã÷ÊÇ32λµÄ¡£<br />\r\n";
                            echo date("Y-m-d H:i:s",2556115199)." //Èç¹û·µ»Ø2050-12-31 23:59:59£¬ÄÇôdate()ûÓÐÎÊÌ⣬ÄÜ´¦Àí64λ¡£Èç¹û·µ»Ø1914-11-25 09:31:43£¬ÄÇôdate()Ö»ÄÜ´¦Àí32λ¡£<br />\r\n";
                            echo date("Y-m-d H:i:s", time())." //date('Y-m-d H:i:s', time())µÄʱ¼ä¡£<br />\r\n";
                            echo date("Y-m-d H:i:s", realtime())." //date('Y-m-d H:i:s', realtime())µÄʱ¼ä¡£<br />\r\n";
                            echo gmdate("Y-m-d H:i:s", time())." //gmdate('Y-m-d H:i:s', time())µÄʱ¼ä¡£<br />\r\n";
                            echo gmdate("Y-m-d H:i:s", realtime())." //gmdate('Y-m-d H:i:s', realtime())µÄʱ¼ä¡£<br />\r\n";
                            echo PHP_INT_SIZE." ".PHP_INT_MAX." //PHP_INT_SIZEºÍPHP_INT_MAXµÄÖµ¡£<br />\r\n";

                            //64λPHP7.0֮ǰµÄÓ÷¨
                            $newdate = new DateTime("@".realtime());
                            $realdate = $newdate->format("Y-m-d H:i:s");
                            echo $realdate." //DateTimeÀàµÄʱ¼ä¡£";

                            //////////PHP´úÂë½áÊø//////////

                            //////////Ö´Ðнá¹û¿ªÊ¼//////////

                                »·¾³£ºWindows2003-x64  Apache-2.2.34-VC10-x64  php-5.4.45-VC9-x64

                                Windowsϵͳʱ¼ä£º2050-10-16 13:28

                                Ö´Ðнá¹û£º

                                -1745456344 2549510952 //time()ºÍrealtime()µÄÖµ£¬ÏµÍ³Ê±¼äµ÷µ½2050Ä꣬time()¸ºÊý˵Ã÷ÊÇ32λµÄ¡£
                                1914-11-25 17:31:43 //Èç¹û·µ»Ø2050-12-31 23:59:59£¬ÄÇôdate()ûÓÐÎÊÌ⣬ÄÜ´¦Àí64λ¡£Èç¹û·µ»Ø1914-11-25 09:31:43£¬ÄÇôdate()Ö»ÄÜ´¦Àí32λ¡£
                                1914-09-10 07:00:56 //date('Y-m-d H:i:s', time())µÄʱ¼ä¡£
                                1914-09-10 07:00:56 //date('Y-m-d H:i:s', realtime())µÄʱ¼ä¡£
                                1914-09-09 23:00:56 //gmdate('Y-m-d H:i:s', time())µÄʱ¼ä¡£
                                1914-09-09 23:00:56 //gmdate('Y-m-d H:i:s', realtime())µÄʱ¼ä¡£
                                4 2147483647 //PHP_INT_SIZEºÍPHP_INT_MAXµÄÖµ¡£
                                2050-10-16 05:29:12 //DateTimeÀàµÄʱ¼ä¡£

                                ----

                                »·¾³£ºWindows7-x64  Apache-2.4.41-VC15-x64  PHP-7.2.23-VC15-x64

                                Windowsϵͳʱ¼ä£º2050-10-16 13:07

                                Ö´Ðнá¹û£º

                                -1745457669 2549509627 //time()ºÍrealtime()µÄÖµ£¬ÏµÍ³Ê±¼äµ÷µ½2050Ä꣬time()¸ºÊý˵Ã÷ÊÇ32λµÄ¡£
                                2050-12-31 15:59:59 //Èç¹û·µ»Ø2050-12-31 23:59:59£¬ÄÇôdate()ûÓÐÎÊÌ⣬ÄÜ´¦Àí64λ¡£Èç¹û·µ»Ø1914-11-25 09:31:43£¬ÄÇôdate()Ö»ÄÜ´¦Àí32λ¡£
                                1914-09-09 22:38:51 //date('Y-m-d H:i:s', time())µÄʱ¼ä¡£
                                2050-10-16 05:07:07 //date('Y-m-d H:i:s', realtime())µÄʱ¼ä¡£
                                1914-09-09 22:38:51 //gmdate('Y-m-d H:i:s', time())µÄʱ¼ä¡£
                                2050-10-16 05:07:07 //gmdate('Y-m-d H:i:s', realtime())µÄʱ¼ä¡£
                                8 9223372036854775807 //PHP_INT_SIZEºÍPHP_INT_MAXµÄÖµ¡£
                                2050-10-16 05:07:07 //DateTimeÀàµÄʱ¼ä¡£

                            //////////Ö´Ðнá¹û½áÊø//////////

                                ²»¿¼ÂÇ32λ°æ±¾£¬´Ó½á¹ûÀ´¿´£¬ÔÚ64λPHP7.0֮ǰ£¬realtime()º¯ÊýºÍDateTimeÀàÒ»ÆðÓÃûÓÐÎÊÌâ¡£ÔÚ64λPHP7.0Ö®ºó£¬realtime()º¯ÊýºÍdate()º¯ÊýÒ»ÆðÓÃûÓÐÎÊÌ⣬ÆðÂ뻹ÄÜÓõ½2038 + (2038 - 1970) = 2106Äê¡£

                                ²»ÖªµÀ64λwindows2008¡¢2012¡¢2016µÈtime()ÊDz»ÊÇ·µ»Ø¸ºÊý¡£³é¿ÕÔÙ²âÊÔ¡£

                            ----------·Ö¸îÏß----------

                            2019.10.19¸üÐÂ

                                ½ñÌìͻȻ·¢ÏÖ64λ7.0Ö®ºóµÄphpÖУ¬$_SERVER["REQUEST_TIME"]ÊÇÍêÕûµÄ64λʱ¼ä´Á£¬³¬¹ý2038Äê²»»á·µ»Ø¸ºÊý¡£ÔÚµ±Ç°µÄphp°æ±¾ÖУ¬ÓÃÏÂÃæµÄ$rtime±äÁ¿Ìæ»»time()º¯Êý£¬¿ÉÒÔÍêÃÀ½â¾ö2038ÄêÎÊÌâ¡£

                            //////////php´úÂ뿪ʼ//////////

                            <?php
                            //64λphp7.0Ö®ºóµÄÓ÷¨
                            $rtime = $_SERVER["REQUEST_TIME"];
                            echo $rtime." //rtime掙歜<br />\r\n";
                            echo date("Y-m-d H:i:s", $rtime)." //date('Y-m-d H:i:s', rtime)µÄʱ¼ä¡£<br />\r\n";
                            echo gmdate("Y-m-d H:i:s", $rtime)." //gmdate('Y-m-d H:i:s', rtime)µÄʱ¼ä¡£<br />\r\n";

                            //////////php´úÂë½áÊø//////////

                            //////////Ö´Ðнá¹û¿ªÊ¼//////////

                                »·¾³£ºWindows7-x64  Apache-2.4.41-VC15-x64  PHP-7.2.23-VC15-x64

                                Windowsϵͳʱ¼ä£º2099-10-19

                                Ö´Ðнá¹û£º

                                4096073963 //rtimeµÄÖµ¡£
                                2099-10-19 06:19:23 //date('Y-m-d H:i:s', rtime)µÄʱ¼ä¡£
                                2099-10-19 06:19:23 //gmdate('Y-m-d H:i:s', rtime)µÄʱ¼ä¡£

                            //////////Ö´Ðнá¹û½áÊø//////////

                            -----

                            2019.10.22¸üÐÂ

                                ÔÚ32λwindows2003ϵͳºÍ32λPHP5.3.45ÖУ¬ÓÃ$_SERVER['REQUEST_TIME']¿ÉÒÔ»ñÈ¡Õý³£µÄ¸ºÊýʱ¼ä¡£ºÍ64λ°æ±¾ÖÐtime()µÄÖµÒ»Ñù¡£Ð´ÁËÒ»¸öº¯Êý£¬Ö§³Ö32λ»ò64λÀϰ汾µÄwindows2003ºÍPHP5.4.45¡£
                                ÓÃÏÂÃæµÄÓÃtime2()Ìæ»»time()º¯Êý£¬ÓÃdate2()Ìæ»»date()º¯Êý£¬ÓÃgmdate2()Ìæ»»gmdate()º¯Êý£¬Ë³±ã¸ÄÁËÖ¯ÃÎCMSµÄMyDate()º¯Êý£¬È«²¿ÄÜÖ§³Öµ½2038ÄêÒÔºó¡£

                            /////PHP´úÂ뿪ʼ/////

                            <?php

                            //Ê±Çø
                            $cfg_cli_time = 8;

                            //Ö§³Ö2038ÄêÖ®ºóµÄÕýȷʱ¼ä£¬ÓÃtime2()Ìæ»»time()º¯Êý
                            if(!function_exists('time2'))
                            {
                                function time2()
                                {
                                    $currenttime = time();//64λPHPÓÃtime()»ò$_SERVER['REQUEST_TIME']¶¼¿ÉÒÔ£¬32λPHPÖ»ÄÜÓÃÓÃ$_SERVER['REQUEST_TIME']
                                    if($currenttime < 0)
                                    {
                                        return 2147483647 + 2147483647 + 2 + $currenttime;
                                    }
                                    else
                                    {
                                        return $currenttime;
                                    }
                                }
                            }

                            //Ö§³Ö2038ÄêÖ®ºóµÄÕýȷʱ¼ä£¬ÓÃdate2()Ìæ»»date()º¯Êý
                            if (!function_exists('date2'))
                            {
                                function date2($format='Y-m-d H:i:s', $timest=0)
                                {
                                    global $cfg_cli_time;
                                    if(empty($format))
                                    {
                                        $format = 'Y-m-d H:i:s';
                                    }
                                    $addtime = $cfg_cli_time * 3600;
                                    if(empty($timest))
                                    {
                                        $newtimestamp = time2() + $addtime;
                                    }
                                    else
                                    {
                                        $newtimestamp = $timest + $addtime;
                                    }
                                    $newdatetime = new DateTime("@".$newtimestamp);
                                    return $newdatetime->format($format);
                                }
                            }

                            //Ö§³Ö2038ÄêÖ®ºóµÄÕýȷʱ¼ä£¬ÓÃgmdate2()Ìæ»»gmdate()º¯Êý
                            if (!function_exists('gmdate2'))
                            {
                                function gmdate2($format='Y-m-d H:i:s', $timest=0)
                                {
                                    if(empty($format))
                                    {
                                        $format = 'Y-m-d H:i:s';
                                    }
                                    if(empty($timest))
                                    {
                                        $newtimestamp = time2();
                                    }
                                    else
                                    {
                                        $newtimestamp = $timest;
                                    }
                                    $newdatetime = new DateTime("@".$newtimestamp);
                                    return $newdatetime->format($format);
                                }
                            }

                            //·µ»Ø¸ñÁÖÍþÖαê׼ʱ¼ä
                            if (!function_exists('MyDate'))
                            {
                                function MyDate($format='Y-m-d H:i:s', $timest=0)
                                {
                                    global $cfg_cli_time;
                                    $addtime = $cfg_cli_time * 3600;
                                    if(empty($format))
                                    {
                                        $format = 'Y-m-d H:i:s';
                                    }
                                    return gmdate2($format, $timest+$addtime);
                                }
                            }

                            echo time()." //time()<br />\r\n";
                            echo time2()." //time2()<br />\r\n";
                            echo date2()." //date2()<br />\r\n";
                            echo gmdate2()." //gmdate2()<br />\r\n";
                            echo MyDate('', 2549948733)." //Õý³£·µ»Ø2050-10-21 15:05:33<br />\r\n";

                            /////PHP´úÂë½áÊø/////

                            ////Ö´Ðнá¹û¿ªÊ¼/////

                            »·¾³£ºWindows2003-x64  Apache-2.2.34-VC10-x64  php-5.4.45-VC9-x64

                            µ±Ç°ÏµÍ³Ê±¼ä£º2050-10-21 15:08:18

                            -1745018398 //time()
                            2549948898 //time2()
                            2050-10-21 15:08:18 //date2()
                            2050-10-21 07:08:18 //gmdate2()
                            2050-10-21 15:05:33 //Õý³£·µ»Ø2050-10-21 15:05:33

                            /////Ö´Ðнá¹û½áÊø/////

                            **********20210825¸üÐÂ**********
                                ½ñÌì·¢ÏÖÔڵͰ汾ApacheºÍPHPÖУ¬$_SERVER["REQUEST_TIME_FLOAT"]¿ÉÒÔÕýÈ·»ñȡʱ¼ä£¬Î¨Ò»Ò»¸öÕýÈ·µÄ£¬·Ç³£Äѵá£

                            ****²âÊÔ´úÂ뿪ʼ****
                            <?php

                            echo time()."<br />\r\n";

                            echo microtime()."<br />\r\n";

                            echo $_SERVER["REQUEST_TIME"]."<br />\r\n";

                            echo $_SERVER["REQUEST_TIME_FLOAT"]."<br />\r\n";

                            //Ö§³Ö2038ÄêÖ®ºóµÄÕýȷʱ¼ä£¬ÓÃtime2()Ìæ»»time()º¯Êý
                            if(!function_exists('time2'))
                            {
                             function time2()
                             {
                              $currenttime = explode('.', $_SERVER['REQUEST_TIME_FLOAT']);
                              return $currenttime[0];
                             }
                            }

                            echo time2()."<br />\r\n";

                            $newdate = new DateTime("@".time2());
                            $realdate = $newdate->format("Y-m-d H:i:s");
                            echo $realdate."<br />\r\n";
                            ****²âÊÔ´úÂë½áÊø****
                            ****Ö´Ðнá¹û¿ªÊ¼****
                            ÈÕÆÚ£º2021-08-23    Windows-2008-r2-ÆóÒµ°æ-64λ    Apache-2.2.34-64λ    PHP-5.4.45-64λ
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                            1629692951
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                            ÈÕÆÚ£º2050-08-23    Windows-2008-r2-ÆóÒµ°æ-64λ    Apache-2.2.34-64λ    PHP-5.4.45-64λ
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