PHP | jdtounix() Function

Hello folks! welcome back to a new edition of our tutorial on PHP. In this tutorial guide, we are going to be studying about the PHP jdtounix() Function.

The PHP jdtounix() function returns a Unix timestamp corresponding to the Julian Day given in jday else FALSE if jday is not in the Unix epoch (Gregorian years between 1970 and 2037). The time returned is localtime.

Syntax

Following below is the syntax to use this function -

jdtounix ( $jday );

READ: PHP | jdtojewish() Function

Parameter Details

Sr.No	Parameter & Description
1	jday(Required) A julian day number between 2440588 and 2465342.

Return Value

This built-in PHP function returns the Unix timestamp for the start of the given Julian Day.

Example

Try out the below example -

<?php
   $jd = gregoriantojd(11,3,1990);
   $unix = jdtounix($jd);
   
   echo($unix);
?> 

Output

When the above code is executed, it will produce the following result -

657590400

READ: PHP | jdtojulian() Function

Alright guys! This is where we are going to be rounding up for this tutorial post. In our next tutorial, we are going to be discussing about the PHP jewishtojd() Function.

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