Class DateTime

PHP Extension: Date
Documented at php.net

Methods summary
`public`	# `__construct( mixed $time, mixed $object )`
`public`	# `__wakeup( )`
`public static`	# `__set_state( )`
`public static`	# `createFromFormat( mixed $format, mixed $time, mixed $object )`
`public static`	# `getLastErrors( )`
`public`	# `format( mixed $format )`
`public`	# `modify( mixed $modify )`
`public`	# `add( mixed $interval )`
`public`	# `sub( mixed $interval )`
`public`	# `getTimezone( )`
`public`	# `setTimezone( mixed $timezone )`
`public`	# `getOffset( )`
`public`	# `setTime( mixed $hour, mixed $minute, mixed $second )`
`public`	# `setDate( mixed $year, mixed $month, mixed $day )`
`public`	# `setISODate( mixed $year, mixed $week, mixed $day )`
`public`	# `setTimestamp( mixed $unixtimestamp )`
`public`	# `getTimestamp( )`
`public`	# `diff( mixed $object, mixed $absolute )`