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  1. <?php
  2. 	$arr = [1, 2, 3, 4, 5, 6, 7, 8, 9];
  3.  
  4. 	foreach ($arr as $elem) {
  5. 		if ($elem % 2 === 0) {
  6. 			$res = $elem * $elem;
  7. 		} elseif ($elem % 3 === 0) {
  8. 			$res = $elem * $elem * $elem;
  9. 		}
  10.  
  11. 		echo $res;
  12. 	}
  13. ?>
  14.  
Success #stdin #stdout #stderr 0.03s 25772KB
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stdin
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Standard input is empty
stdout
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4271616363664729
stderr
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PHP Notice:  Undefined variable: res in /home/l7DpLz/prog.php on line 11
https://ideone.com/pTJjvL
language:
PHP (php 7.3.5)
created:
1 day ago
visibility:
public

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