( ! ) Fatal error: Uncaught TypeError: mktime(): Argument #1 ($hour) must be of type int, string given in R:\Ampps\www\ZDesarrollo\Experimental\Anaya\chapter18\calc_age.php on line 8
( ! ) TypeError: mktime(): Argument #1 ($hour) must be of type int, string given in R:\Ampps\www\ZDesarrollo\Experimental\Anaya\chapter18\calc_age.php on line 8
Call Stack
#	Time	Memory	Function	Location
1	0.0010	404552	{main}( )	...\calc_age.php:0
2	0.0010	404552	mktime( $hour = '', $minute = '', $second = '', $month = 9, $day = 18, $year = 1972 )	...\calc_age.php:8