PHP jdtojulian() Function

In this chapter you will learn:

1. Definition for PHP jdtojulian() Function
2. Syntax for PHP jdtojulian() Function
3. Parameter for PHP jdtojulian() Function
4. Return value for PHP jdtojulian() Function
5. Example - Convert a Julian date to a Julian Day Count and back to a Julian date

Definition

The jdtojulian() function converts a Julian Day Count to a Julian date.

Syntax

PHP jdtojulian() Function has the following syntax.

Parameter

• jd - Required. A Julian Day number

Return

PHP jdtojulian() Function returns a Julian date in format "month/day/year".

Example

Convert a Julian date to a Julian Day Count and back to a Julian date:

<?php// j a  va2 s  . c o m
$jd=juliantojd(6,20,2013);
echo $jd . "\n";
echo jdtojulian($jd);
?>

The code above generates the following result.

Next chapter...

What you will learn in the next chapter:

1. Definition for PHP jdtounix() Function
2. Syntax for PHP jdtounix() Function
3. Parameter for PHP jdtounix() Function
4. Return value for PHP jdtounix() Function
5. Example - Convert a Gregorian date to a Julian Day Count; then convert the Julian Day Count to Unix timestamp

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