fork download 
  1. // 関数定義
  2. int add2(int a, int b) {
  3.     return a + b;
  4. }
  5.  
  6. // 可変長引数を持つ関数定義
  7. int sum(int ... rest) {
  8.     int x = 0;
  9.     foreach (rest, int n) {
  10.         x+= n;
  11.     }
  12.     return x;
  13. }
  14.  
  15. // 再帰的呼び出し
  16. int factorial(int n) {
  17.     if (n == 0) {
  18.         return 1;
  19.     } else {
  20.         return n * factorial(n - 1);
  21.     }
  22. }
  23.  
  24. // 暗黙のラムダ
  25. int times(int n, function block) {
  26.     for (int i = 0; i < n; i++)
  27.         block();
  28.     return n;
  29. }
  30.  
  31. int main() {
  32.     // 関数の呼び出し
  33.     int result = add2(2, 3);
  34.     //=> 実行結果: result = 5
  35.  
  36.     array(int) ary = ({32, 16});
  37.     result = add2(@ary);
  38.     //=> 実行結果: result = 48
  39.  
  40.     result = sum(1, 2, 3);
  41.     //=> 実行結果: result = 6
  42.  
  43.     ary = ({ 1, 2, 4, 8 });
  44.     result = sum(@ary);
  45.     //=> 実行結果: result = 15
  46.  
  47.     result = factorial(5);
  48.     //=> 実行結果: result = 120
  49.  
  50.     int x = 0;
  51.     times(3) {
  52.         write("Hello world! <%d>\n", x++);
  53.     };
  54.     //=> 実行結果:
  55.     //=> Hello world! <0>
  56.     //=> Hello world! <1>
  57.     //=> Hello world! <2>
  58.  
  59.     return 0;
  60. }
Success #stdin #stdout 0.05s 6636KB
comments (?)
stdin 
Standard input is empty
stdout 
Hello world! <0>
Hello world! <1>
Hello world! <2>
https://ideone.com/vfLdRt
language:
Pike (pike 8.0)
created:
8 days ago
visibility:
public

Share or Embed source code

Discover > Sphere Engine API

The brand new service which powers Ideone!

Discover > IDE Widget

Widget for compiling and running the source code in a web browser!