<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd"> <html> <head> <meta http-equiv="content-type" content="text/html; charset=UTF-8"> <title>Date/Time Functions</title> </head> <body><div class="manualnavbar" style="text-align: center;"> <div class="prev" style="text-align: left; float: left;"><a href="dateperiod.getstartdate.html">DatePeriod::getStartDate</a></div> <div class="next" style="text-align: right; float: right;"><a href="function.checkdate.html">checkdate</a></div> <div class="up"><a href="book.datetime.html">Date/Time</a></div> <div class="home"><a href="index.html">PHP Manual</a></div> </div><hr /><div id="ref.datetime" class="reference"> <h1 class="title">Date/Time Functions</h1> <h2>Table of Contents</h2><ul class="chunklist chunklist_reference"><li><a href="function.checkdate.html">checkdate</a> — Validate a Gregorian date</li><li><a href="function.date-add.html">date_add</a> — Alias of DateTime::add</li><li><a href="function.date-create-from-format.html">date_create_from_format</a> — Alias of DateTime::createFromFormat</li><li><a href="function.date-create-immutable-from-format.html">date_create_immutable_from_format</a> — Alias of DateTimeImmutable::createFromFormat</li><li><a href="function.date-create-immutable.html">date_create_immutable</a> — Alias of DateTimeImmutable::__construct</li><li><a href="function.date-create.html">date_create</a> — Alias of DateTime::__construct</li><li><a href="function.date-date-set.html">date_date_set</a> — Alias of DateTime::setDate</li><li><a href="function.date-default-timezone-get.html">date_default_timezone_get</a> — Gets the default timezone used by all date/time functions in a script</li><li><a href="function.date-default-timezone-set.html">date_default_timezone_set</a> — Sets the default timezone used by all date/time functions in a script</li><li><a href="function.date-diff.html">date_diff</a> — Alias of DateTime::diff</li><li><a href="function.date-format.html">date_format</a> — Alias of DateTime::format</li><li><a href="function.date-get-last-errors.html">date_get_last_errors</a> — Alias of DateTime::getLastErrors</li><li><a href="function.date-interval-create-from-date-string.html">date_interval_create_from_date_string</a> — Alias of DateInterval::createFromDateString</li><li><a href="function.date-interval-format.html">date_interval_format</a> — Alias of DateInterval::format</li><li><a href="function.date-isodate-set.html">date_isodate_set</a> — Alias of DateTime::setISODate</li><li><a href="function.date-modify.html">date_modify</a> — Alias of DateTime::modify</li><li><a href="function.date-offset-get.html">date_offset_get</a> — Alias of DateTime::getOffset</li><li><a href="function.date-parse-from-format.html">date_parse_from_format</a> — Get info about given date formatted according to the specified format</li><li><a href="function.date-parse.html">date_parse</a> — Returns associative array with detailed info about given date</li><li><a href="function.date-sub.html">date_sub</a> — Alias of DateTime::sub</li><li><a href="function.date-sun-info.html">date_sun_info</a> — Returns an array with information about sunset/sunrise and twilight begin/end</li><li><a href="function.date-sunrise.html">date_sunrise</a> — Returns time of sunrise for a given day and location</li><li><a href="function.date-sunset.html">date_sunset</a> — Returns time of sunset for a given day and location</li><li><a href="function.date-time-set.html">date_time_set</a> — Alias of DateTime::setTime</li><li><a href="function.date-timestamp-get.html">date_timestamp_get</a> — Alias of DateTime::getTimestamp</li><li><a href="function.date-timestamp-set.html">date_timestamp_set</a> — Alias of DateTime::setTimestamp</li><li><a href="function.date-timezone-get.html">date_timezone_get</a> — Alias of DateTime::getTimezone</li><li><a href="function.date-timezone-set.html">date_timezone_set</a> — Alias of DateTime::setTimezone</li><li><a href="function.date.html">date</a> — Format a local time/date</li><li><a href="function.getdate.html">getdate</a> — Get date/time information</li><li><a href="function.gettimeofday.html">gettimeofday</a> — Get current time</li><li><a href="function.gmdate.html">gmdate</a> — Format a GMT/UTC date/time</li><li><a href="function.gmmktime.html">gmmktime</a> — Get Unix timestamp for a GMT date</li><li><a href="function.gmstrftime.html">gmstrftime</a> — Format a GMT/UTC time/date according to locale settings</li><li><a href="function.idate.html">idate</a> — Format a local time/date as integer</li><li><a href="function.localtime.html">localtime</a> — Get the local time</li><li><a href="function.microtime.html">microtime</a> — Return current Unix timestamp with microseconds</li><li><a href="function.mktime.html">mktime</a> — Get Unix timestamp for a date</li><li><a href="function.strftime.html">strftime</a> — Format a local time/date according to locale settings</li><li><a href="function.strptime.html">strptime</a> — Parse a time/date generated with strftime</li><li><a href="function.strtotime.html">strtotime</a> — Parse about any English textual datetime description into a Unix timestamp</li><li><a href="function.time.html">time</a> — Return current Unix timestamp</li><li><a href="function.timezone-abbreviations-list.html">timezone_abbreviations_list</a> — Alias of DateTimeZone::listAbbreviations</li><li><a href="function.timezone-identifiers-list.html">timezone_identifiers_list</a> — Alias of DateTimeZone::listIdentifiers</li><li><a href="function.timezone-location-get.html">timezone_location_get</a> — Alias of DateTimeZone::getLocation</li><li><a href="function.timezone-name-from-abbr.html">timezone_name_from_abbr</a> — Returns the timezone name from abbreviation</li><li><a href="function.timezone-name-get.html">timezone_name_get</a> — Alias of DateTimeZone::getName</li><li><a href="function.timezone-offset-get.html">timezone_offset_get</a> — Alias of DateTimeZone::getOffset</li><li><a href="function.timezone-open.html">timezone_open</a> — Alias of DateTimeZone::__construct</li><li><a href="function.timezone-transitions-get.html">timezone_transitions_get</a> — Alias of DateTimeZone::getTransitions</li><li><a href="function.timezone-version-get.html">timezone_version_get</a> — Gets the version of the timezonedb</li></ul> </div> <hr /><div class="manualnavbar" style="text-align: center;"> <div class="prev" style="text-align: left; float: left;"><a href="dateperiod.getstartdate.html">DatePeriod::getStartDate</a></div> <div class="next" style="text-align: right; float: right;"><a href="function.checkdate.html">checkdate</a></div> <div class="up"><a href="book.datetime.html">Date/Time</a></div> <div class="home"><a href="index.html">PHP Manual</a></div> </div></body></html>
