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Javascript 如何循环记录集的项?_Javascript_Node.js_Arrays_Express_Xmlhttprequest - Fatal编程技术网

Javascript 如何循环记录集的项?

Javascript 如何循环记录集的项?,javascript,node.js,arrays,express,xmlhttprequest,Javascript,Node.js,Arrays,Express,Xmlhttprequest,因此,我尝试创建一个库存管理器,它在单击按钮时从数据库的表中选择行。我目前拥有原始记录集,它是 [{"id":1,"first_name":"Tyler","last_name":"Marlow","hooks_id":1,"sp_id":1,"rods_id":1,"num_hooks":10,"num_s

因此,我尝试创建一个库存管理器,它在单击按钮时从数据库的表中选择行。我目前拥有原始记录集,它是

[{"id":1,"first_name":"Tyler","last_name":"Marlow","hooks_id":1,"sp_id":1,"rods_id":1,"num_hooks":10,"num_sp":30},{"id":2,"first_name":"Jon","last_name":"Marlow","hooks_id":2,"sp_id":1,"rods_id":1,"num_hooks":50,"num_sp":200}]
但是,我只想打印冒号后面的值。例如: 1泰勒·马洛111030

这是打印记录集的代码

server.js

app.get('/addPerson', function (req, res) {
    var conn = new sql.Connection(config);
    var requ = new sql.Request(conn);

    conn.connect(function (err) {
        if (err) {
            console.log(err);
            return;
        }

        var sql = "SELECT * FROM person";

        requ.query(sql, function (err, recordset) {
            if (err) {
                console.log(err)
            } else {
                res.send(recordset);
            }
        });
        conn.close();
    });
});
下面是使用记录集的xmlhttp请求

index.html

<script>
        function displayPerson() {
           // console.log('test');
            var xhttp = new XMLHttpRequest();
            xhttp.onreadystatechange = function () {
                if (this.readyState == 4 && this.status == 200) {
                    var person = xhttp.responseText;
                    var element = document.getElementById("PersonContainer");
                    element.innerHTML = person;
                }
            };
            xhttp.open("GET", "/AddPerson", true);
            xhttp.send();
        }
    </script>

函数displayPerson(){
//console.log('test');
var xhttp=newXMLHttpRequest();
xhttp.onreadystatechange=函数(){
if(this.readyState==4&&this.status==200){
var person=xhttp.responseText;
var元素=document.getElementById(“PersonContainer”);
element.innerHTML=person;
}
};
xhttp.open(“GET”,“/AddPerson”,true);
xhttp.send();
}

如果有任何帮助,我将不胜感激,谢谢

您可以使用object.values(obj)方法获取对象值


我只需要导入一些东西吗?更新了代码。你能在你的代码中输入console.log(person)并看看它是什么样子吗?
var result = JSON.parse(person).map((item) => Object.values(item))
console.log(result);
element.innerHTML = result;