PHP cal_to_jd() Function

PHP cal_to_jd Function


Definition :

The cal_to_jd() function is used to converts a date in a specified calendar to Julian Day Count.

Syntax

     cal_to_jd(calendar,month,day,year);

Parameter 
Parameter Description
calendar Required. Specifies the calendar to convert from. Must be one of the following values:
  • CAL_GREGORIAN
  • CAL_JULIAN
  • CAL_JEWISH
  • CAL_FRENCH
month Required. Specifies the month as a number
day Required. Specifies the day as a number
year Required. Specifies the year as a number

following example below Convert 20th of June, 2007 (Gregorian calendar) to Julian Day Count

Output : 2454272