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  • PHP多个一维数组合并成二维数组的简易方法

    当我们需要进行数组遍历数据的时候,需要将多个一维数组进行二维的转换,方法很简单。如下:

    <?php  
      $a= array('张三','李四','王五');  
      $b= array ('23','24','25');  
      $c= array ('北京','上海','广州' );  
      foreach($a as $key=>$val){      $d[$key]['姓名']=$a[$key];  
        $d[$key]['年龄']=$b[$key];  
        $d[$key]['城市']=$c[$key];  
      }  
      
      echo "pre";
       var_dump($d);  
    ?>

    转载 :https://www.cnblogs.com/wenzheshen/p/7120028.html

    ---------------------------------------------------------------自己项目---------------------------------------------------------------------

            $param = $this->request->param('');

    $total_amount_arr = $param['total_amount'];
    $student_order_list_id_arr = $param['student_order_list_id'];



    $StudentOrderListModel = new appadminmodelStudentOrderList();

    dump($total_amount_arr);
    dump($student_order_list_id_arr);
    foreach($student_order_list_id_arr as $key => $val){
    $d[$val]=$total_amount_arr[$key];

    }
    dump($d);die;
    array(3) {
      [0] => string(2) "24"
      [1] => string(3) "543"
      [2] => string(4) "7657"
    }
    
    array(3) {
      [0] => string(1) "1"
      [1] => string(1) "2"
      [2] => string(1) "3"
    }

    组成的新数组
    array(3) {
      [1] => string(2) "24"
      [2] => string(3) "543"
      [3] => string(4) "7657"
    }

     
     
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  • 原文地址:https://www.cnblogs.com/yehuisir/p/14385975.html
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