php [php：multiSortByColumn（）]多重配列のカラム指定ソートかな。＃php

Posted 2021-05-05

// php >= 5.5
// 破壊的関数なので注意ね。

/** 
 * multi sort by column
 * use for program values
 * @param array $values (Value)
 * @param str $column
 * @return array $sortedArray
 */
function multiSortByColumn(&$values, $column='path', $sort=SORT_ASC) {
  if (empty($values)) { return array(); }
  array_multisort(array_column($values, $column), $sort, $values);
}

$values = array(
  array('company_id' => 37, 'matching_point' => 5),
  array('company_id' => 29, 'matching_point' => 18),
  array('company_id' => 11, 'matching_point' => 7),
  array('company_id' => 24, 'matching_point' => 17),
  array('company_id' => 2,  'matching_point' => 12.5),
  array('company_id' => 18, 'matching_point' => 13.8),
  array('company_id' => 12, 'matching_point' => 8),
  array('company_id' => 8,  'matching_point' => 8),
);

multiSortByColumn($values, 'matching_point', SORT_ASC);

var_dump($values);