UTC, also know by its full name Coordinated Universal Time, also referred to as GMT, and sometimes Zulu time, is the time at 0-degrees longitude. If you’re interested in a complete history of Unix time, check out the Unix time article on Wikipedia. Time is represented as an offset in the amount of seconds that have ticked away since midnight of January 1, 1970, UTC. Hours as a floating point number (example: 9.75) (since PHP 5.1.Much of this article will work with Unix time, or POSIX or epoch time as it is otherwise known. RFC3339 Extended format (since PHP 7.0.0) (example: HTTP Cookies (example: Fri, 14:13:03 UTC) PHP Predefined Date/Time Constants Constant Returns the timezone name from abbreviation Returns location information for a specified timezone Returns an indexed array with all timezone identifiers Returns an associative array containing dst, offset, and the timezone name Returns the current time as a Unix timestamp Parses an English textual datetime into a Unix timestamp Parses a time/date generated with strftime()
Returns the current Unix timestamp with microsecondsįormats a local time and/or date according to locale settings Returns the Unix timestamp for a GMT dateįormats a GMT/UTC date and time according to locale settings Returns date/time information of a timestamp or the current local date/time Sets the time zone for the DateTime object Returns the time zone of the given DateTime object Sets the date and time based on a Unix timestamp Returns the sunset time for a specified day and location Returns the sunrise time for a specified day and location Returns an array containing info about sunset/sunrise and twilight begin/end, for a specified day and location Subtracts days, months, years, hours, minutes, and seconds from a date Returns an associative array with detailed info about a specified date Returns an associative array with detailed info about a specified date, according to a specified format Sets up a DateInterval from the relative parts of the string Returns the warnings/errors found in a date string Returns a date formatted according to a specified format Sets the default timezone used by all date/time functions Returns the default timezone used by all date/time functions Returns a new DateTime object formatted according to a specified format PHP Examples PHP Examples PHP Compiler PHP Quiz PHP Exercises PHP CertificateĪdds days, months, years, hours, minutes, and seconds to a date PHP - AJAX AJAX Intro AJAX PHP AJAX Database AJAX XML AJAX Live Search AJAX Poll
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