null coalesce - PHP Online

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Full code of null coalesce.php

  1. <?php
  2.  
  3. $foo = [];
  4.  
  5. var_dump($foo['doesnt-exist']); // will error
  6.  
  7. var_dump($foo['doesnt-exist'] ?? 'does it error'); // won't error
  8.  
  9. var_dump($foo['doesnt-exist']['something else'] ?? 'does it error'); // won't error
File Description
  • null coalesce
  • PHP Code
  • 27 Sep-2022
  • 216 Bytes
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