Is it true that all french citizens are required to serve in the military?

my father told me this- but i don't think it's true.Is it true that all french citizens are required to serve in the military?
it's not true for France but it is true for Switzerland...


every male in switzerland between the ages of 18 and 45 are in the army reserve.


the reason for this is to protect their neutrality.Is it true that all french citizens are required to serve in the military?
No.

tvs