program main use plantFEM implicit none type(IO_) :: file real(real64) :: t1,t2 integer(int32) :: i call cpu_time(t1) call file%open("output.json") call file%write("{") call file%write("'msg':'good day',") call cpu_time(t2) do i=1,100 call cpu_time(t2) call file%write("'cpu-time':"//str(t2-t1)//",") enddo call file%write("'return':0") call file%write("}") call file%close() end program main