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Aug 10th, 2018
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  1. $alphabet = "abcd"; // ton alphabet
  2. $N = 6; // longueur des chaines à générer
  3.  
  4. $alphabet_array = str_split ($alphabet, 1); // tableau de lettres de l'alphabet
  5. $alphabet_length = strlen ($alphabet); // nb de lettres de l'alphabet
  6. $S = array();
  7.  
  8.  
  9. function IteraFn ($I) {
  10. global $alphabet_length, $alphabet_array, $S, $N; // variables globales
  11. for ($j = 0; $j < $alphabet_length; $j++) {
  12. $S[$I] = $alphabet_array[$j];
  13. If ($I == $N-1) {
  14. echo implode($S)."<br>"; // echo des strings
  15. }
  16. Else {
  17. IteraFn ($I+1);
  18. }
  19. }
  20. }
  21.  
  22. IteraFn(0);
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