mktime() is the function in PHP which returns Unix timestamp for a date.
mktime() is used for converting date to timestamp which can be used as argument another function like date() function .
what is the syntax of the mktime() ?
one need to pass the hour, minute, second, day, month, and year separately to the mktime() function.
mktime(
int $hour,
int $minute = null,
int $second = null,
int $month = null,
int $day = null,
int $year = null
)
mktime() return the integer timestamp if all argument passed is valid
mktime() return false if something went wrong.
how to use mktime() function with date() function ?
convert date to time by mktime() and pass in the date() function.
date('Y-m-d',mktime(0,0,0,11,10,2021))
it will print 2021-10-11