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1d506c26 | 1 | ! Copyright 2016-2024 Free Software Foundation, Inc. |
04d59df6 WT |
2 | ! |
3 | ! This program is free software; you can redistribute it and/or modify | |
4 | ! it under the terms of the GNU General Public License as published by | |
5 | ! the Free Software Foundation; either version 3 of the License, or | |
6 | ! (at your option) any later version. | |
7 | ! | |
8 | ! This program is distributed in the hope that it will be useful, | |
9 | ! but WITHOUT ANY WARRANTY; without even the implied warranty of | |
10 | ! MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
11 | ! GNU General Public License for more details. | |
12 | ! | |
13 | ! You should have received a copy of the GNU General Public License | |
14 | ! along with this program. If not, see <http://www.gnu.org/licenses/>. | |
15 | ! | |
16 | ! This file is the Fortran source file for derived-type-function.exp. | |
17 | ! It was contributed by Walfred Tedeschi (walfred.tedeschi@intel.com). | |
18 | ||
19 | module class_Rectangle | |
20 | implicit none | |
21 | private | |
22 | ||
23 | type, public :: Rectangle | |
24 | real :: a | |
25 | real :: b | |
26 | contains | |
27 | procedure :: area => rectangle_area | |
28 | procedure :: print_area => print_area | |
29 | end type Rectangle | |
30 | contains | |
31 | ||
32 | function rectangle_area (this) result (area) | |
33 | class (Rectangle), intent (in) :: this | |
34 | ||
35 | real :: area | |
36 | area = this%a * this%b | |
37 | end function rectangle_area | |
38 | ||
39 | subroutine print_area (this) | |
40 | class (Rectangle), intent (in) :: this | |
41 | real :: area | |
42 | ||
43 | area = this%area () | |
44 | print *, ' area = ', area | |
45 | end subroutine print_area | |
46 | ||
47 | end module class_Rectangle | |
48 | ||
49 | ||
50 | program rectangle_Test | |
51 | use class_Rectangle | |
52 | implicit none | |
53 | ||
54 | type (Rectangle) :: aRec | |
55 | real areaE | |
56 | ||
57 | aRec = Rectangle (2., 3.) | |
58 | ! bp | |
59 | call aRec%print_area | |
60 | ||
61 | end program rectangle_Test | |
62 |