IT修真院·坑乎 | Java(后端),CSS(前端),JavaScript(前端),PM(产品经理),UI(交互设计),QA(测试),Android(安卓APP),iOS(苹果APP),OP(运维),Python(后端)日常在线问答学习平台

关于跨域和POSTMAN的问题

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1

跨域 postman

class="cursor-pointer"> 详细描述

class="cursor-pointer"> 截图

class="cursor-pointer"> 代码

// 声明使用JQ
$(document).ready(function () {
    // 开始点击事件
    $('form').submit(function () {
        // 点击事件获取到输入框的数值
        console.log($('#ID')[0].value);
        console.log($('.password')[0].value);
        if ($('#ID')[0].value == '') {
            $('#show')[0].innerHTML = '请输入账号';
            console.log(show)
            return false;
        } else if ($('.password')[0].value == '') {
            $('#show')[0].innerHTML = '请输入密码';
            console.log(show);
            return false;
        } else {
            // 先用url请求地址
            var url = '/carrots-admin-ajax/a/login';
            // 调用上方form对象并且序列化
            var formdata = $(this).serialize();
            console.log(formdata)
            // 开始发送url和formdata请求参数
            $.post(url,formdata,
                function(data){
                    if (data.code == 0) {
                        console.log(1);
                        console.log(data)
                        location.href = 'http://dev.admin.carrots.ptteng.com/#/dashboard'
                    } else {
                        console.log(show)
                        show.innerHTML = data.message;
                        console.log(2);
                        console.log(data)
                    }
            },'json');
            return false;
        };
    })
})

vue 怎么发送跨域请求

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1

class="cursor-pointer"> 详细描述

class="cursor-pointer"> 截图

class="cursor-pointer"> 代码

无

无论验证是否正确页面都无法进行跳转。

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1

Ajax

class="cursor-pointer"> 详细描述

class="cursor-pointer"> 截图

class="cursor-pointer"> 代码

$('.log-in').click(function () {
    var username = $('#user').val();
    var password = $('#pwd').val();
    $('#tip').empty();
    if (username === '' || password === '') {
        $('#tip').append('请输入用户名和密码');
    }else{
        $.ajax({
            method: 'POST',
            url: '/carrots-admin-ajax/a/login',
            data:{
                name: username,
                pwd: password
            },
            success: function(response){
                if(response.message === 'success'){
                    location.href = 'http://dev.admin.carrots.ptteng.com';
                }else {
                    $('#tip').append(response.message);
                }
            }
        });
    }
});

登陆页面进行跳转的时候报错

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1

Ajax

class="cursor-pointer"> 详细描述

class="cursor-pointer"> 截图

class="cursor-pointer"> 代码

登陆页面进行跳转的时候报错

当用户不存在时点击登录不进行提示

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1

class="cursor-pointer"> 详细描述

class="cursor-pointer"> 截图

class="cursor-pointer"> 代码

<div class="wrapper">
    <div class="login">
        <p class="text-primary title">后台登录</p>
        <div class="user">
            <input type="text" class="username form-control" placeholder="用户名" id="user">
        </div>
        <div class="pwd">
            <input type="password" class="password form-control" placeholder="密码" id="pwd">
        </div>
        <p id="tip"></p>
        <input type="submit" class="log-in btn btn-info" value="登录" id="log-in">
    </div>
</div>

$('.log-in').click(function () {
    var username = $('#user').val();
    var password = $('#pwd').val();
    $.ajax({
        method: 'POST',
        url: '/carrots-admin-ajax/a/login',
        data:{
            name: username,
            pwd: password
        },
        success: function(response){
            if(response.message === 'success'){
                location.href = 'http://dev.admin.carrots.ptteng.com'
            }else {
                $('#tip').empty().append(response.message);
            }
        }
    });
});

学员服务器如何使用NGINX跨域

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1

跨域

class="cursor-pointer"> 详细描述

class="cursor-pointer"> 截图

class="cursor-pointer"> 代码

$(document).ready(function () {
    $("#btn").on("click",function () {
        var account = $(".account").val();
        var password = $(".password").val();
    $.post('/carrots-admin-ajax/a/login',
        {
            name: account, pwd: password
        },
        function(data,status) {
        var $data = JSON.parse(data);
            console.log($data);
        if ($data.message === "success") {
            window.location.href = "http://dev.admin.carrots.ptteng.com/";
        }
        else {
            $("#info").text($data.message)
        }
    });
});
});

什么时候需要设置头部信息

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1

class="cursor-pointer"> 详细描述

class="cursor-pointer"> 图片

class="cursor-pointer"> 文本

往后台发送接口只能用同步，不能用异步

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1

js基础

class="cursor-pointer"> 详细描述

class="cursor-pointer"> 截图

class="cursor-pointer"> 代码

var input1Value,input2Value,sendText;
$(document).ready(function () {
    $("#submitMassege").click(function () {
        var input1Value = $("#input1").val();
        var input2Value = $("#input2").val();
        var sendText={
            "name":input1Value,
            "pwd":input2Value
        };
        $.ajax({
            url: "/carrots-admin-ajax/a/login",
            type:"POST",
            data: sendText,
            async: false,
            success:function (result) {
                var response=JSON.parse(result);
                if (response.code==0){
                    alert("1");
                    window.location.href = "http://dev.admin.carrots.ptteng.com/#/dashboard";
                }
                else if (response.code=="-5003") {
                    // alert("1");
                }
                else if (response.code=="-5004") {
                    // alert("2");
                }
            }
        });
    });
});