PHP MANUAL

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Date and Time

• Introduction
• Installing/Configuring
  • Requirements
  • Installation
  • Runtime Configuration
  • Resource Types
• Predefined Constants
• List of Supported Timezones
  • Africa
  • America
  • Antarctica
  • Arctic
  • Asia
  • Atlantic
  • Australia
  • Europe
  • Indian
  • Pacific
  • Others
• DateTime — The DateTime class
  • DateTime::add — Adds an amount of days, months, years, hours, minutes and seconds to a DateTime object
  • DateTime::__construct — Returns new DateTime object
  • DateTime::createFromFormat — Returns new DateTime object formatted according to the specified format
  • DateTime::diff — Returns the difference between two DateTime objects
  • DateTime::format — Returns date formatted according to given format
  • DateTime::getLastErrors — Returns the warnings and errors
  • DateTime::getOffset — Returns the timezone offset
  • DateTime::getTimestamp — Gets the Unix timestamp
  • DateTime::getTimezone — Return time zone relative to given DateTime
  • DateTime::modify — Alters the timestamp
  • DateTime::__set_state — The __set_state handler
  • DateTime::setDate — Sets the date
  • DateTime::setISODate — Sets the ISO date
  • DateTime::setTime — Sets the time
  • DateTime::setTimestamp — Sets the date and time based on an Unix timestamp
  • DateTime::setTimezone — Sets the time zone for the DateTime object
  • DateTime::sub — Subtracts an amount of days, months, years, hours, minutes and seconds from a DateTime object
  • DateTime::__wakeup — The __wakeup handler
• DateTimeZone — The DateTimeZone class
  • DateTimeZone::__construct — Creates new DateTimeZone object
  • DateTimeZone::getLocation — Returns location information for a timezone
  • DateTimeZone::getName — Returns the name of the timezone
  • DateTimeZone::getOffset — Returns the timezone offset from GMT
  • DateTimeZone::getTransitions — Returns all transitions for the timezone
  • DateTimeZone::listAbbreviations — Returns associative array containing dst, offset and the timezone name
  • DateTimeZone::listIdentifiers — Returns numerically index array with all timezone identifiers
• DateInterval — The DateInterval class
  • DateInterval::__construct — Creates new DateInterval object
  • DateInterval::createFromDateString — Sets up a DateInterval from the relative parts of the string
  • DateInterval::format — Formats the interval
• DatePeriod — The DatePeriod class
  • DatePeriod::__construct — Creates new DatePeriod object
• Date/Time Functions
  • checkdate — Validate a Gregorian date
  • date_add — Alias of DateTime::add
  • date_create_from_format — Alias of DateTime::createFromFormat
  • date_create — Returns new DateTime object
  • date_date_set — Alias of DateTime::setDate
  • date_default_timezone_get — Gets the default timezone used by all date/time functions in a script
  • date_default_timezone_set — Sets the default timezone used by all date/time functions in a script
  • date_diff — Alias of DateTime::diff
  • date_format — Alias of DateTime::format
  • date_get_last_errors — Alias of DateTime::getLastErrors
  • date_interval_create_from_date_string — Alias of DateInterval::createFromDateString
  • date_interval_format — Alias of DateInterval::format
  • date_isodate_set — Alias of DateTime::setISODate
  • date_modify — Alias of DateTime::modify
  • date_offset_get — Alias of DateTime::getOffset
  • date_parse_from_format — Get info about given date
  • date_parse — Returns associative array with detailed info about given date
  • date_sub — Alias of DateTime::sub
  • date_sun_info — Returns an array with information about sunset/sunrise and twilight begin/end
  • date_sunrise — Returns time of sunrise for a given day and location
  • date_sunset — Returns time of sunset for a given day and location
  • date_time_set — Alias of DateTime::setTime
  • date_timestamp_get — Alias of DateTime::getTimestamp
  • date_timestamp_set — Alias of DateTime::setTimestamp
  • date_timezone_get — Alias of DateTime::getTimezone
  • date_timezone_set — Alias of DateTime::setTimezone
  • date — Format a local time/date
  • getdate — Get date/time information
  • gettimeofday — Get current time
  • gmdate — Format a GMT/UTC date/time
  • gmmktime — Get Unix timestamp for a GMT date
  • gmstrftime — Format a GMT/UTC time/date according to locale settings
  • idate — Format a local time/date as integer
  • localtime — Get the local time
  • microtime — Return current Unix timestamp with microseconds
  • mktime — Get Unix timestamp for a date
  • strftime — Format a local time/date according to locale settings
  • strptime — Parse a time/date generated with strftime
  • strtotime — Parse about any English textual datetime description into a Unix timestamp
  • time — Return current Unix timestamp
  • timezone_abbreviations_list — Alias of DateTimeZone::listAbbreviations
  • timezone_identifiers_list — Alias of DateTimeZone::listIdentifiers
  • timezone_location_get — Alias of DateTimeZone::getLocation
  • timezone_name_from_abbr — Returns the timezone name from abbreviation
  • timezone_name_get — Alias of DateTimeZone::getName
  • timezone_offset_get — Alias of DateTimeZone::getOffset
  • timezone_open — Returns new DateTimeZone object
  • timezone_transitions_get — Alias of DateTimeZone::getTransitions
  • timezone_version_get — Gets the version of the timezonedb