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  1. <?php
  2.  
  3. // 3
  4. function add($a, $b) {
  5.     return $a + $b;
  6. }
  7. function sub($a, $b) {
  8.     return $a - $b;
  9. }
  10. function mul($a, $b) {
  11.     return $a * $b;
  12. }
  13. function rem($a, $b) {
  14.     return $a % $b;
  15. }
  16.  
  17. // 4
  18. function mathOperation($a, $b, $operation) {
  19.     switch ($operation) {
  20.         case '+': return add($a, $b);
  21.         case '-': return sub($a, $b);
  22.         case '*': return mul($a, $b);
  23.         case '%': return rem($a, $b);
  24.     }
  25. }
  26. header('Content-Type: text/plain');
  27. echo mathOperation(5, 3, '+') . "\n";
  28. echo mathOperation(5, 3, '-') . "\n";
  29. echo mathOperation(5, 3, '*') . "\n";
  30. echo mathOperation(5, 3, '%') . "\n";
Success #stdin #stdout 0.01s 52488KB
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https://ideone.com/IEUi80
language:
PHP (php 7.3.5)
created:
8 years ago
visibility:
public

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