js 按照年级分班，再按照分数排序

2024年1月25日 7次阅读 来源: 给我一瓶冰阔洛 
<?php

$arr = [
    ['class'=>'yiban','’sex'=>'男','name'=>'张三','score'=>90],
    ['class'=>'yiban','’sex'=>'男','name'=>'李四','score'=>80],
    ['class'=>'yiban','’sex'=>'男','name'=>'王五','score'=>98],
    ['class'=>'yiban','’sex'=>'男','name'=>'赵六','score'=>43],
    ['class'=>'yiban','’sex'=>'男','name'=>'钱八','score'=>68],

    ['class'=>'erban','’sex'=>'男','name'=>'德玛','score'=>76],
    ['class'=>'erban','’sex'=>'男','name'=>'张飞','score'=>98],
    ['class'=>'erban','’sex'=>'男','name'=>'关羽','score'=>83],
    ['class'=>'erban','’sex'=>'女','name'=>'貂蝉','score'=>72],
    ['class'=>'erban','’sex'=>'男','name'=>'吕布','score'=>49]



];

echo json_encode($arr,JSON_UNESCAPED_UNICODE);

<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>Document</title>
</head>
<body>


<script src="http://libs.baidu.com/jquery/2.1.4/jquery.min.js"></script>
<script>  

var student_calss = [];//班级分组
$.post("class_api.php",function(data,status){
    if(status == 'success'){
        var jsonObj =  JSON.parse(data) ;
        for(var i = 0; i<jsonObj.length;i++){
            if(  !student_calss[jsonObj[i]['class']])   {   
                student_calss[jsonObj[i]['class'] ]=[];
             } 
          //   student_calss[jsonObj[i]['class']].push({'score':jsonObj[i]['score'] ,'name':jsonObj[i]['name']  });      
          student_calss[jsonObj[i]['class']].push([jsonObj[i]['score'],jsonObj[i]['name']]);      
        }
           // console.log( student_calss );

        for ( var x in student_calss) {
            student_calss[x].sort(function(a,b){
                return b[0]-a[0];
            });
        }
      

        function print_array(arr){
            for(var key in arr){
                 if(typeof(arr[key])=='array'||typeof(arr[key])=='object'){//递归调用  
                  print_array(arr[key]);
                }else{
                    document.write( arr[key] + '<br>');
                }
            }
        }

        console.log(print_array(student_calss));
        }else{
            alert('获取不到数据');
        }
    });
   


</script>



</body>
</html>

 

    原文作者：给我一瓶冰阔洛
    原文地址: https://blog.csdn.net/qq_43035350/article/details/108192667
    本文转自网络文章，转载此文章仅为分享知识，如有侵权，请联系博主进行删除。
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