array ( 0 => 'index.php', 1 => 'PHP Manual', ), 'head' => array ( 0 => 'UTF-8', 1 => 'zh', ), 'this' => array ( 0 => 'function.date-sub.php', 1 => 'date_sub', 2 => '别名 DateTime::sub', ), 'up' => array ( 0 => 'ref.datetime.php', 1 => 'Date/Time 函数', ), 'prev' => array ( 0 => 'function.date-parse-from-format.php', 1 => 'date_parse_from_format', ), 'next' => array ( 0 => 'function.date-sun-info.php', 1 => 'date_sun_info', ), 'alternatives' => array ( ), 'source' => array ( 'lang' => 'en', 'path' => 'reference/datetime/functions/date-sub.xml', ), 'history' => array ( ), ); $setup["toc"] = $TOC; $setup["toc_deprecated"] = $TOC_DEPRECATED; $setup["parents"] = $PARENTS; manual_setup($setup); contributors($setup); ?>

date_sub

(PHP 5 >= 5.3.0, PHP 7, PHP 8)

date_sub — 别名 DateTime::sub()

说明

此函数是该函数的别名： DateTime::sub()

参见

DateTimeImmutable::sub() - Subtracts an amount of days, months, years, hours, minutes and seconds
DateTime::sub() - 对 DateTime 对象减去一定量的日、月、年、小时、分钟和秒。