php - Mutilple Array puzzel -


i have array : 

$myarrays = array(     array(1, 2, 3, 4),     array(5, 6, 7, 8),     array(9, 10, 11, 12),     array(13, 14, 15, 16) );

i need print output : 

1 5 9 13 14 10 6 2 3 7 11 15 16 12 8 4

you can try is 

$myarrays = array(     array(1, 2, 3, 4),     array(5, 6, 7, 8),     array(9, 10, 11, 12),     array(13, 14, 15, 16) ); $i = 0; foreach($myarrays $key => $value){   $i = $key;   foreach($value $keys =>$values){      $addarray[$i] = $values;      $i = $i+4;           } }  ksort($addarray); $arrays = array_chunk($addarray,4); krsort($arrays[1]); krsort($arrays[3]); $final = array_merge($arrays[0],$arrays[1],$arrays[2],$arrays[3]); foreach ( $final $key => $value){      echo $value ."<br>"; }

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