[英]Get timestamp of today and yesterday in php
如何在php中使用strtotime()函數獲取今天、昨天和前天12點的時間戳?
12 點鍾是一個變量,可由用戶更改。
$hour = 12;
$today = strtotime($hour . ':00:00');
$yesterday = strtotime('-1 day', $today);
$dayBeforeYesterday = strtotime('-1 day', $yesterday);
strtotime 支持許多可以使用的有趣的修飾符:
$hour = 12;
$today = strtotime("today $hour:00");
$yesterday = strtotime("yesterday $hour:00");
$dayBeforeYesterday = strtotime("yesterday -1 day $hour:00");
echo date("Y-m-d H:i:s\n", $today);
echo date("Y-m-d H:i:s\n", $yesterday);
echo date("Y-m-d H:i:s\n", $dayBeforeYesterday);
它按預期工作:
2011-01-24 12:00:00
2011-01-23 12:00:00
2011-01-22 12:00:00
OO 等價物
$iHour = 12;
$oToday = new DateTime();
$oToday->setTime($iHour, 0);
$oYesterday = clone $oToday;
$oYesterday->modify('-1 day');
$oDayBefore = clone $oYesterday;
$oDayBefore->modify('-1 day');
$iToday = $oToday->getTimestamp();
$iYesterday = $oYesterday->getTimestamp();
$iDayBefore = $oDayBefore->getTimestamp();
echo "Today: $iToday\n";
echo "Yesterday: $iYesterday\n";
echo "Day Before: $iDayBefore\n";
您可以使用DateTime
對象輕松找到任何日期,它非常靈活
$yesterday = new DateTime('yesterday');
echo $yesterday->format('Y-m-d');
$firstModayOfApril = new DateTime('first monday of april');
echo $firstModayOfApril->format('Y-m-d');
$nextMonday = new DateTime('next monday');
echo $nextMonday->format('Y-m-d');
昨天開始一天
$oDate = new DateTime();
$oDate->modify('-1 day');
echo $oDate->format('Y-m-d 00:00:00');
結果
2014-11-05 00:00:00
這里所有的答案都太長而且臃腫,每個人都喜歡單行;)
$yesterday = Date('Y-m-d', strtotime('-1 day'));
(或者,如果您是美國人,您可以將日期單位順序隨機化為 m/d/y(或您使用的任何東西),並使用杯、加侖、英尺和馬作為單位......)
由於PHP 7,你可以寫類似這樣:
$today = new \DateTime();
$yesterday = (clone $today)->modify('-1 day');
$dayBefore = (clone $yesterday)->modify('-1 day');
// Then call ->format('Y-m-d 00:00:00'); on each objects
您還可以將new DateTime("now")
用於今天new DateTime("1 day ago")
用於昨天,或者全部都可以通過strtotime php 函數進行解析。
然后根據需要格式化。
$timeStamp = time();
// $timeStamp = time() - 86400;
if (date('d.m.Y', $timeStamp) == date('d.m.Y')) {
echo 'Today';
} elseif (date('d.m.Y', $time) == date('d.m.Y', strtotime('-1 day'))) {
echo 'Yesterday';
}
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