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Sep 26th, 2017
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  1. <?php
  2. function superSum($mainArray){
  3. $sum = 0;
  4. foreach($mainArray as $elemOfMainArray){
  5. $subArray = str_split($elemOfMainArray);
  6. foreach($subArray as $elemOfSubArray){
  7. if(is_numeric($elemOfSubArray)){
  8. $sum += $elemOfSubArray;
  9. }
  10. }
  11. }
  12. return $sum;
  13. }
  14. ?>
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