How to check if the selected date and time is after the current time?

[dora_paz (Dora)]

First of all what is your other account? and second if you used search you would have found

How to check a date is less than or greater than with other date...?

convert to instant, then convert to milliseconds. The new millisecond substract by the original millisecond. If it is negative, it is before. If it’s positive, it is after.