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  1. <?php
  2.  
  3. class Example
  4. {
  5. 	public $properties;
  6.  
  7.     public function functionA(int $number): string
  8.     {
  9.         if (is_null($this->properties)) {
  10.             return 'bar';
  11.         }
  12.  
  13.         return $this->properties[$number]['from'] ?? 'bar';
  14.     }
  15.  
  16.     public function functionB(int $number): string
  17.     {
  18.         return $this->properties[$number]['from'] ?? 'bar';
  19.     }
  20. }
  21.  
  22. $example = new Example();
  23.  
  24. /* Scenario with no value set */
  25. $a = $example->functionA(1);
  26. $b = $example->functionB(1);
  27.  
  28. var_dump($a, $b, $a === $b);
  29.  
  30. /* Scenario with value set */
  31. $example->properties = [
  32. 	1 => [
  33. 		'from' => 'Foo'
  34. 	]
  35. ];
  36.  
  37. $a = $example->functionA(1);
  38. $b = $example->functionB(1);
  39.  
  40. var_dump($a, $b, $a === $b);
  41.  
  42.  
Success #stdin #stdout 0.02s 26048KB
comments (?)
stdin
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Standard input is empty
stdout
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string(3) "bar"
string(3) "bar"
bool(true)
string(3) "Foo"
string(3) "Foo"
bool(true)
https://ideone.com/yCpJv6
language:
PHP (php 7.3.5)
created:
3 years ago
visibility:
secret

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