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  1. <?php
  2.  
  3. $num_arr=array(1,3,6,5,4,2,7,9,5,3,6,2,4,7);
  4.  
  5. $result = array_reduce($num_arr, function($result, $curr) {
  6.     if (!count($result)) {
  7.         $result[] = array();
  8.     }
  9.     $last =& $result[count($result) - 1];
  10.  
  11.     if (array_sum($last) + $curr > 10) {
  12.         $result[] = array($curr);
  13.     } else {
  14.         $last[] = $curr;
  15.     }
  16.  
  17.     return $result;
  18. }, array());
  19.  
  20. var_dump($result);
Success #stdin #stdout 0.01s 20520KB
comments ()
stdin 
Standard input is empty
stdout 
array(8) {
  [0]=>
  array(3) {
    [0]=>
    int(1)
    [1]=>
    int(3)
    [2]=>
    int(6)
  }
  [1]=>
  array(2) {
    [0]=>
    int(5)
    [1]=>
    int(4)
  }
  [2]=>
  array(2) {
    [0]=>
    int(2)
    [1]=>
    int(7)
  }
  [3]=>
  array(1) {
    [0]=>
    int(9)
  }
  [4]=>
  array(2) {
    [0]=>
    int(5)
    [1]=>
    int(3)
  }
  [5]=>
  array(2) {
    [0]=>
    int(6)
    [1]=>
    int(2)
  }
  [6]=>
  array(1) {
    [0]=>
    int(4)
  }
  [7]=>
  array(1) {
    [0]=>
    int(7)
  }
}
https://ideone.com/aFVmkp
language:
PHP (php 7.3.5)
created:
11 years ago
visibility:
public

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