php二维数组合并与元素值相加实例
发布时间：2022-07-24 11:47:16 所属栏目：PHP教程 来源：互联网
导读：*/ $arr_click = array( array(date = 2010-10-01, click =1), array(date = 2010-10-02, click =2), array(date = 2010-10-02, click =3), array(date = 2010-10-03, click =4), ); $temp = array(); foreach ($arr_click as $k = $v) { $key = $v[date]; $
|
*/ $arr_click = array( array('date' => '2010-10-01', 'click' =>'1'), array('date' => '2010-10-02', 'click' =>'2'), array('date' => '2010-10-02', 'click' =>'3'), array('date' => '2010-10-03', 'click' =>'4'), ); $temp = array(); foreach ($arr_click as $k => $v) { $key = $v['date']; $temp[$key] = isset($temp[$key]) ? $v['click'] + $temp[$key] : $v['click']; } foreach ($temp as $k => $v) { $result[] = array('date' => $k, 'click' => $v); } var_dump($result); //方法二 $arr_click = array( array( 'date' => '2010-10-01', 'click' =>'1' ), array( 'date' => '2010-10-02', 'click' =>'2' ), array( 'date' => '2010-10-02', 'click' =>'3' ), array( 'date' => '2010-10-03', 'click' =>'4' ), ); foreach($arr_click as $v) if($r[$v['date']]) $r[$v['date']]['click'] += $v['click']; else $r[$v['date']] = $v; $arr_click = array_values($r); print_r($arr_click); （编辑：黔东南站长网） 【声明】本站内容均来自网络，其相关言论仅代表作者个人观点，不代表本站立场。若无意侵犯到您的权利，请及时与联系站长删除相关内容! |
