Cal_days_in_month () PHP Function

Definition: The Cal_days_in_month () function returns the number of days in a given month, based on the calendar, month, and year that you specify. It is phrased as: Cal_days_in_month (calendar, ##Month, ##year) ;

Also Known As: Calendar days in month

Common Misspellings: Calender days in month

 <?php 
 $num = cal_days_in_month(CAL_GREGORIAN, 5, 1979) ; 
 echo "There were $num days in May 1979"; 
 ?>