Des exemples de code pour programmer en Rust
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  1. /* Copyright (C) 2011-2023 Patrick H. E. Foubet - E2L Ivry
  2. Ecole du Logiciel Libre : https://e2li.org/
  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 any
  6. later version.
  7. This program is distributed in the hope that it will be useful,
  8. but WITHOUT ANY WARRANTY; without even the implied warranty of
  9. MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
  10. GNU General Public License for more details.
  11. You should have received a copy of the GNU General Public License
  12. along with this program. If not, see <http://www.gnu.org/licenses/>
  13. *******************************************************************/
  14. struct Circle{ // création d'une structure de type
  15. radius : f32, // membre de la structure
  16. }
  17. impl Circle{ // implémente la structure
  18. fn area(&self) -> f32 { // définit une méthode
  19. std::f32::consts::PI * self.radius * self.radius
  20. } // corps de la méthode
  21. }
  22. fn main(){
  23. let obj = Circle { radius : 2000.00} ; // crée un objet structuré
  24. println ! ("L'aire du cercle est : {}", obj.area()) ; // appelle
  25. //la méthode
  26. }