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  1. <?php
  2.  
  3. $test = NULL;
  4.  
  5. $a = NULL;
  6. $b = false;
  7. $c = 0;
  8. $d = 'aaa';
  9.  
  10. foreach (array($a, $b, $c, $d) as $item) {
  11.     echo var_export($item, true) . ' ' . ($item != NULL ? 'does' : 'does NOT') . ' match the condition' . PHP_EOL;
  12. }
Success #stdin #stdout 0.02s 13112KB
comments (?)
stdin 
Standard input is empty
stdout 
NULL does NOT match the condition
false does NOT match the condition
0 does NOT match the condition
'aaa' does match the condition
https://ideone.com/8ENsX
language:
PHP (php 7.3.5)
created:
14 years ago
visibility:
public

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