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簡言: 大多用戶的網頁主機都為虛擬伺服器,在調整時間方面往往需要要求網空公司,大多數的網空不會去調整正確時間,而主機亦沒有時間定時較正功能,而此想出直接使用論壇程序與時間伺服器修正時間。概念代碼如下#!/usr/bin/perlprint "Content-type: text/html\n\n";use Socket;socket (S, 2, 1, 0);select (S);$| = 1;select (STDOUT);connect (S, pack('S n C4 x8', 2, 37, unpack ('C4', ((gethostbyname ('stdtime.gov.hk'))Β])Ύ])));$gmt = (hex (unpack ('H*', <S>)) - 2208988800);$time = time;close(S);undef $|;print $gmt - $time . $/; #相差時間print $time...
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