[站务建议] 测试一下论坛 Fortran 语法高亮

program www_fcode_cn
  use params
  use extrafunc
  use interpreter
  implicit none
  character(len=255) :: s, f,error1,error2
  real(fdp) ::  r
  real(fdp), dimension(:),allocatable :: varvals
  integer :: funcnum
  write(*,*)"依次输入函数的自变量:"
  read(*,'(a)')s
  allocate(varvals(f_numbervars(s))) ! f_numbervars(s)为自变量的个数
  write(*,*)"输入关于自变量的函数:"
  read(*,'(a)')f
  write(*,*)"依次输入对应自变量的值:"
  read(*,*)varvals
  call s_createfn(f, s, funcnum,error1) ! 创建函数
  write(*,'(a)')trim(error1) ! 提示出错信息
  call s_evaluatefn(funcnum, varvals, r,error2) ! 计算函数值
  write(*,'(a)')trim(error2) ! 提示出错信息
  write(*,*)"函数值等于:",r
  call s_destroyfn(funcnum) ! 销毁函数
  stop
end program www_fcode_cn