※このサンプルの解説は、「CGIの扉」をすべて読み終えてる方を前提としています。
- 【時間関数のテスト】
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time = 1754665902
gmtime(time) = Fri Aug 8 15:11:42 2025
gmtime() = Fri Aug 8 15:11:42 2025
gmtime = Fri Aug 8 15:11:42 2025
localtime(time) = Sat Aug 9 00:11:42 2025
localtime() = Sat Aug 9 00:11:42 2025
localtime = Sat Aug 9 00:11:42 2025
(localtime)[$i] = 42 11 0 9 7 125 6 220 0
$year $mon $mday $hour $min $sec = 125 7 9 0 11 42
$fmt0 = "%04d/%02d/%02d %02d:%02d:%02d"
sprintf($fmt0, $year+1900,$mon+1,$mday,$hour,$min,$sec) = 2025/08/09 00:11:42
substr(localtime, 0, 3) = Sat