PHP 5.6.29 Released

The DateTimeInterface interface

(PHP 5 >= 5.5.0, PHP 7)

Introduction

DateTimeInterface is meant so that both DateTime and DateTimeImmutable can be type hinted for. It is not possible to implement this interface with userland classes.

Class synopsis

DateTimeInterface {
/* Methods */
public DateInterval diff ( DateTimeInterface $datetime2 [, bool $absolute = false ] )
public string format ( string $format )
public int getOffset ( void )
public int getTimestamp ( void )
public DateTimeZone getTimezone ( void )
public __wakeup ( void )
}

Changelog

Version Description
5.5.8 Trying to implement DateTimeInterface raises a fatal error now. Formerly implementing the interface didn't raise an error, but the behavior was erroneous.

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