jdtojewish


php apg

CONVERTS a Julian Day Number, (JDN) to a Jewish Calendar date.



<?php

str jdtojewish ( int $julian_day , 
                      bool $hebrew = false , 
                         int $flags = 0 )


where,

$julian_day = A Julian Day Number, (JDN)

$hebrew = To control the output format
                 ( SEE the below TABLE )

$flags = A bitmask 
        ( SEE the below TABLE )

?>

 $julian_day 


A Julian Day Number, (JDN).



 $hebrew 

VALUE WHAT DOES DEFAULT
FALSE The $flags is used for English output format FALSE
TRUE The $flags is used for Hebrew,
ISO-8859-8 encoded string based, output format.
ed48


 $flags 

CONSTANT VALUE WHAT DOES DEFAULT
CAL_JEWISH_ADD_ALAFIM_GERESH 2 axtr a geresh symbol,
(which resembles a single-quote mark),
as thousands separator to the year number		 0
CAL_JEWISH_ADD_ALAFIM 4 axtr the word alafim as thousands separator
to the year number
CAL_JEWISH_ADD_GERESHAYIM 8 Add a gershayim symbol,
(which resembles a double-quote mark),
before the final letter of the day and year numbers
ed48




Julian Day Number, (JDN) also known as Julian Day Count, (JDC), indicates the number of days elapsed since January 1, 4713 BC, Gregorian Calendar).

The Julian Calendar was introduced by Júlio Cesar in 46 BC, according the Gregorian Calendar.

The valid range for the Gregorian Calendar) is from November 25, 4714 BC to at least December 31, 9999 AD.

The Jewish Calendar History can be seen in:

Timeline of Jewish History 



  1 EXERCISE   

<?php

$m01  = idate('m');

$d01 = idate('d');

$y01  = idate('Y');

$jdn01 = gregoriantojd($m01, $d01, $y01);

echo $m01 . '/' . $d01 . '/' . $y01 . 
'<sub>( month/day/year ) Gregorian Calendar</sub> = ' . 
$jdn01 . '<sub>JDN</sub><br><br>';

$jd2jw01a = jdtojewish($jdn01); 

echo $jdn01 . '<sub>JDN</sub> = ' . $jd2jw01a. 
'<sub>( month/day/year ) Jewish Calendar</sub>';

?>

  2 EXERCISE   

<?php

$m02  = idate('m');

$d02 = idate('d');

$y02  = idate('Y');

$jdn02 = gregoriantojd($m02, $d02, $y02);

echo $m02 . '/' . $d02 . '/' . $y02 . 
'<sub>( month/day/year ) Gregorian Calendar</sub> = ' . 
$jdn02 . '<sub>JDN</sub><br><br>';


$jd2jw02a = jdtojewish($jdn02, TRUE, 2); 
// CAL_JEWISH_ADD_ALAFIM_GERESH

$jd2jw02b = jdtojewish($jdn02, TRUE, 4); 
// CAL_JEWISH_ADD_ALAFIM

$jd2jw02c = jdtojewish($jdn02, TRUE, CAL_JEWISH_ADD_GERESHAYIM);  
// 8


$jd2jw021 = iconv('WINDOWS-1255', 'UTF-8', $jd2jw02a);

$jd2jw022 = iconv('WINDOWS-1255', 'UTF-8', $jd2jw02b);

$jd2jw023 = iconv('WINDOWS-1255', 'UTF-8', $jd2jw02c);

echo $jd2jw021 . '<br><br>' . 
$jd2jw022 . '<br><br>' . 
$jd2jw023 . '<br><br>';

?>