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  1. <?php
  2.  
  3. function sumThemAll($ar) {
  4. 	$sum = 0;
  5. 	foreach ($ar as $arV) {
  6. 		foreach ($arV as $v) {
  7. 			$sum += $v;
  8. 		}
  9. 	}
  10. 	return $sum;
  11. }
  12.  
  13. $ar1 = array(
  14.   array(10,10,10),
  15.   array(10,10,10),
  16.   array(10,10,10),
  17.   array(10,10,10)
  18. );
  19. $ar2 = array(
  20.   array(20,20,20),
  21.   array(20,20,20),
  22.   array(20,20,20),
  23.   array(20,20,20)
  24. );
  25. $ar3 = array(
  26.   array(30,30,30),
  27.   array(30,30,30),
  28.   array(30,30,30),
  29.   array(30,30,30)
  30. );
  31.  
  32. echo sumThemAll($ar1) + sumThemAll($ar2) + sumThemAll($ar3);
  33.  
Success #stdin #stdout 0.01s 82560KB
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https://ideone.com/ZW92PO
language:
PHP (php 7.3.5)
created:
5 years ago
visibility:
public

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