PHP jdtofrench() Function

The PHP jdtofrench() function converts a Julian Day Count to the French Republican Calendar. The function takes a Julian Day integer and returns the converted French Republican date as a string in the form "month/day/year".

Syntax

jdtofrench(julian_day)

Parameters

julian_day Required. Specify a Julian day number as integer.

Return Value

Returns the French revolution date as a string in the form "month/day/year".

Exceptions

NA.

Example:

The example below shows the usage of jdtofrench() function.

<?php
//converting a French Republican date
//to Julian integer 
$jd = frenchtojd(10, 2, 12);
  
//displaying the Julian day integer 
echo "The Julian day integer is: $jd \n";
  
//converting the Julian day integer 
//to French Republican date
$date = jdtofrench($jd);
  
//displaying the French Republican date
echo "The French Republican date is: $date \n"; 
?>

The output of the above code will be:

The Julian day integer is: 2380129 
The French Republican date is: 10/2/12

Example: Overflow behavior

Consider one more example to see the overflow behavior of this function.

<?php
//converting an invalid French Republican 
//date to Julian integer 
$jd = frenchtojd(10, 2, 18);
  
//prints 0 as year is out of range 
echo "The Julian day integer is: $jd \n";
  
//converting the Julian day integer 
//to French Republican date
$date = jdtofrench($jd);
  
//prints 0/0/0 as French Republican 
//year is out of range
echo "The French Republican date is: $date \n"; 
?>

The output of the above code will be:

The Julian day integer is: 0 
The French Republican date is: 0/0/0

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