How can I substract two times in php please ?

Question

How can I subtract two times in php please ?
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21:15:36 - 12:01;59

Answer 1

Yes and here is the code from the community
https://code.sololearn.com/w6XU2gtDN6y0/?ref=app

Answer 2

@akshayin it does not work , really i don't understand why ..
in my SQL table i have start time , end time and differnce between them should be calculated and saved in the same SQL table , i htis case he just subtract hours
ecample : 12:25:15 - 10:25:01 = 02:00:00

Answer 3

Depending on what difference you want, I think you might want to lookup for either DATEDIFF, TIMEDIFF or TIMESTAMPDIFF in SQL reference.