PHP easter_days() Function

In this chapter you will learn:

1. Definition for PHP easter_days() Function
2. Syntax for PHP easter_days() Function
3. Parameter for PHP easter_days() Function
4. Return value from PHP easter_days() Function
5. Example - Print the number of days after March 21, that the Easter Day is/was for different years

Definition

The easter_days() function returns the number of days between March 21 and the Easter Day for a given year.

Easter Day is the Sunday after the first full moon which falls on or after the Spring Equinox (21st March).

Syntax

PHP easter_days() Function has the following syntax.

Parameter

Return

PHP easter_days() Function returns the number of days between March 21 and the Easter Day for a given year.

Example

Print the number of days after March 21, that the Easter Day is/was for different years:

<?php/*  j ava2s.  c  o m*/
echo "Easter Day is ". easter_days() . " days after March 21 this year.\n";
echo "Easter Day was ". easter_days(2011) . " days after March 21 in 2011.\n";
echo "Easter Day was ". easter_days(2012) . " days after March 21 in 2012.\n";
echo "Easter Day will be ". easter_days(2013) . " days after March 21 in 2013.";
?>

The code above generates the following result.

Next chapter...

What you will learn in the next chapter:

1. Definition for PHP frenchtojd() Function
2. Syntax for PHP frenchtojd() Function
3. Parameter for PHP frenchtojd() Function
4. Example - Convert a French Republican date to a Julian Day Count and back to a French Republican date

PHP 5 Predefined Calendar Constants

PHP cal_days_in_month() Function

PHP cal_from_jd() Function

PHP cal_info() Function

PHP cal_to_jd() Function

PHP easter_date() Function

PHP easter_days() Function

PHP frenchtojd() Function

PHP gregoriantojd() Function

PHP jddayofweek() Function

PHP jdmonthname() Function

PHP jdtofrench() Function

PHP jdtogregorian() Function

PHP jdtojewish() Function

PHP jdtojulian() Function

PHP jdtounix() Function

PHP jewishtojd() Function

PHP juliantojd() Function

PHP unixtojd() Function