Difference Between Dates and Optional Times
Times are in 00:00 to 24:00 Format
PHP Program by Jay Tanner
Start Date
: ±Y M D
Start Time
: HH:MM:SS
:
:
Calendar Mode
:
Julian
Gregorian
End Date
: ±Y M D
End Time
: HH:MM:SS
:
:
ERROR: At least one of the given calendar dates is invalid.
Jay Tanner - 2025