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PHP idate() Function

❮ PHP Date/Time Reference

Example

Format a local time/date as integer. Test all the different formats:

<?php
echo idate("B") . "<br>";
echo idate("d") . "<br>";
echo idate("h") . "<br>";
echo idate("H") . "<br>";
echo idate("i") . "<br>";
echo idate("I") . "<br>";
echo idate("L") . "<br>";
echo idate("m") . "<br>";
echo idate("s") . "<br>";
echo idate("t") . "<br>";
echo idate("U") . "<br>";
echo idate("w") . "<br>";
echo idate("W") . "<br>";
echo idate("y") . "<br>";
echo idate("Y") . "<br>";
echo idate("z") . "<br>";
echo idate("Z") . "<br>";
?>
Run example »

Definition and Usage

The idate() function formats a local time and/or date as integer.

Note: The idate() function accepts just one character in the format parameter!

Syntax

idate(format,timestamp);

Parameter Description
format Required. Specifies how to return the result:
  • B - Swatch Beat/Internet Time
  • d - Day of the month
  • h - Hour (12 hour format)
  • H - Hour (24 hour format)
  • i - Minutes
  • I - returns 1 if DST (daylight saving time) is activated, 0 otherwise
  • L - returns 1 for leap year, 0 otherwise
  • m - Month number
  • s - Seconds
  • t - Days in current month
  • U - Seconds since the Unix Epoch (January 1 1970 00:00:00 GMT)
  • w - Day of the week (Sunday=0)
  • W - ISO-8601 week number of year (week starts on Monday)
  • y - Year (1 or 2 digits)
  • Y - Year (4 digits)
  • z - Day of the year
  • Z - Timezone offset in seconds
timestamp Optional. Specifies a Unix timestamp that represents the date and/or time to be formatted. Default is the current local time (time())

Technical Details

Return Value: Returns an integer formatted according the specified format using the given timestamp
PHP Version: 5+
Changelog: PHP 5.1.0: Now issues E_STRICT and E_NOTICE time zone errors
❮ PHP Date/Time Reference