IntlGregorianCalendar
PHP Manual

IntlGregorianCalendar::getGregorianChange

Get the Gregorian Calendar change date

Description

Object-oriented style

public float IntlGregorianCalendar::getGregorianChange()

Procedural style

float intlgregcal_get_gregorian_change(IntlGregorianCalendar $calendar)

Gets the Gregorian Calendar change date. This is the point at which the calendar switches from Julian dates to Gregorian dates, expressed as a Unix timestamp in milliseconds. It defaults to midnight (UTC) on October 15, 1582.

Parameters

calendar
An IntlGregorianCalendar instance.

Return Values

Returns the change date.