getdate — 取得日期/时间信息-----参数是一个 integer 的 Unix 时间戳
<?php
$today = getdate();
print_r($today);
?>
Array ( [seconds] => 40 [minutes] => 58 [hours] => 21 [mday] => 17 [wday] => 2 [mon] => 6 [year] => 2003 [yday] => 167 [weekday] => Tuesday [month] => June [0] => 1055901520 )