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a guest Jun 27th, 2019 68 Never
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  1. $chunk  = 4;
  2.  
  3. $arr    = array('1', '1', '1', '1', '1', '1', '1', '0', '1', '0', '1', '0', '0', '0', '0', '1');
  4.      
  5. 1110
  6. 1101
  7. 1110
  8. 1001
  9.  
  10. there are 4 number '1' in first column, so the output should be 4
  11.      
  12. function array_chunk_vertical($arr, $percolnum){
  13. $n = count($arr);
  14. $mod    = $n % $percolnum;
  15. $cols   = floor($n / $percolnum);
  16. $mod ? $cols++ : null ;
  17. $re     = array();
  18. for($col = 0; $col < $cols; $col++){
  19.     for($row = 0; $row < $percolnum; $row++){
  20.         if($arr){
  21.             $re[$row][]   = array_shift($arr);
  22.         }
  23.     }
  24. }
  25. return $re;
  26. }
  27.  
  28. $result = array_chunk_vertical($arr, $chunk);
  29. $new    = 0;
  30. $exist  = 0;
  31.  
  32. foreach($result  as $row){
  33.     foreach($row as $val){
  34.         if($val == "1"){
  35.             $new++;
  36.         }
  37.         else{
  38.             $exist++;
  39.         }
  40.             echo $val;          
  41.     }
  42.     echo '<br/>';
  43. }
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