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PHP | jdtofrench() Function

Last Updated : 30 Apr, 2018

The jdtofrench() function is a built-in function which converts a Julian Day Integer to French date. The function accepts a Julian Day integer and returns the converted French Date in $month / $day / $year.

Syntax:

jdtofrench($jd)

Parameters: The function accepts one mandatory parameter $jd which specifies the Julian day.

Return Value: The function returns the French date. The return format of the date is $month / $day / $year. If the Julian day integer is passed as 0, then 0/0/0 is returned as output.

Examples:

Input : 2379254
Output : 5/8/10 

Input : 2380229
Output : 1/7/13

Below programs illustrate the jdtofrench() function.

Program 1: The program below illustrate the use of jdtofrench() function.

<?php 
// PHP program to demonstrate the 
// use of jdtofrench() function  
  
// converts date to julian integer  
$jd = frenchtojd(1, 7, 13); 
  
// prints the julian day integer  
echo "The julian day integer is ", $jd, "\n"; 
  
// converts the Julian day to French date 
$date = jdtofrench($jd); 
  
// prints the date 
echo "The french date initially taken was ", ($date), "\n";  
  
?> 

Output:

The julian day integer is 2380229
The french date initially taken was 1/7/13

Program 2: The program below shows the output when an invalid Julian day integer is passed.

<?php 
// PHP program to demonstrate the 
// use of jdtofrench() function   
// in case of out of range parameter is passed  
  
// converts date to julian integer  
$jd = frenchtojd(1, 7, 18); 
  
// prints the julian day integer as 0 as year is out of range 
echo "The julian day integer is ", $jd, "\n"; 
  
// converts the Julian day to French date 
$date = jdtofrench($jd); 
  
// prints the date as 0/0/0 as french year is out of range 
echo "The french date initially taken was ", ($date), "\n";  
  
?> 

Output:

The julian day integer is 0
The french date initially taken was 0/0/0

Reference:
http://php.net/manual/en/function.jdtofrench.php

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