试试这个(假设你展示的数组被分配给变量 $old_array):

Give this a try (it assumes the array you showed is assigned to the variable $old_array):

foreach ($old_array as $key => $value) {
  $new_array[$value[0]][] = array($value[1], $value[2]);
}
// Uncomment the next line to print the new array
// print_r($new_array);