• MVC查询

    前言
    最近没什么好写的，所以写个查询来巩固一下知识
    HTML

    @{
    Layout = null;
}

<!DOCTYPE html>

<html>
<head>
    <meta name="viewport" content="width=device-width" />
    <title>瑰园美食</title>
    <link rel="icon" href="~/Content/Images/Icon/Logo.png" />
    <link href="~/Plugin/layui/css/layui.css" rel="stylesheet" />
    <link href="~/Content/Css/IndexStyle.css" rel="stylesheet" />
</head>
<body>
    <div style="100%;height:80px;"></div>
    <header>
        <div class="header_left">
            <span><img src="~/Content/Images/Icon/Logo.png" /></span>
            <h1>瑰园美食</h1>
        </div>
        <div class="header_right">
            <p>未登录，<a onclick="window.location.href='/Main/Login'">点我登录</a></p>
        </div>
    </header>
    <div class="Navigation"><p>菜品</p></div>
    <div class="Greens_Menu">
        <table>
            @*<tbody tabindex="1">
                <tr>
                    <td><div class="Show_D"><div><h2>青肉卷</h2><p>&yen;<span>21</span></p><i onclick="AddCard()"></i><i></i></div></div><img src="~/Content/Images/Greens/A_1.png" /></td>
                    <td><div class="Show_D"><div><h2>大盘菜</h2><p>&yen;<span>33</span></p><i onclick="AddCard()"></i><i></i></div></div><img src="~/Content/Images/Greens/A_2.png" /></td>
                    <td><div class="Show_D"><div><h2>鸡肉卷</h2><p>&yen;<span>56</span></p><i onclick="AddCard()"></i><i></i></div></div><img src="~/Content/Images/Greens/A_3.png" /></td>
                    <td><div class="Show_D"><div><h2>冰糖粥</h2><p>&yen;<span>32</span></p><i onclick="AddCard()"></i><i></i></div></div><img src="~/Content/Images/Greens/A_4.png" /></td>
                    <td><div class="Show_D"><div><h2>辣椒油</h2><p>&yen;<span>12</span></p><i onclick="AddCard()"></i><i></i></div></div><img src="~/Content/Images/Greens/A_5.png" /></td>
                    <td><div class="Show_D"><div><h2>特制豆腐</h2><p>&yen;<span>21</span></p><i onclick="AddCard()"></i><i></i></div></div><img src="~/Content/Images/Greens/A_6.png" /></td>
                    <td><div class="Show_D"><div><h2>大肉卷</h2><p>&yen;<span>35</span></p><i onclick="AddCard()"></i><i></i></div></div><img src="~/Content/Images/Greens/A_7.png" /></td>
                    <td><div class="Show_D"><div><h2>红烧肉</h2><p>&yen;<span>42</span></p><i onclick="AddCard()"></i><i></i></div></div><img src="~/Content/Images/Greens/A_8.png" /></td>
                    <td><div class="Show_D"><div><h2>小龙虾</h2><p>&yen;<span>69</span></p><i onclick="AddCard()"></i><i></i></div></div><img src="~/Content/Images/Greens/A_9.png" /></td>
                    <td><div class="Show_D"><div><h2>糯米卷</h2><p>&yen;<span>12</span></p><i onclick="AddCard()"></i><i></i></div></div><img src="~/Content/Images/Greens/A_10.png" /></td>
                    <td><div class="Show_D"><div><h2>牛腩面</h2><p>&yen;<span>13</span></p><i onclick="AddCard()"></i><i></i></div></div><img src="~/Content/Images/Greens/A_11.png" /></td>
                    <td><div class="Show_D"><div><h2>寿司套餐</h2><p>&yen;<span>60</span></p><i onclick="AddCard()"></i><i></i></div></div><img src="~/Content/Images/Greens/A_12.png" /></td>
                </tr>
            </tbody>
            <tbody  tabindex="2">
                <tr>
                    <td>12</td>
                    <td>12</td>
                </tr>
            </tbody>*@
        </table>
    </div>
    <div class="Paging">
        <input type="button" value="上一页" />
        <div>
            <input class="PagingOn" type="button" value="1" />
        </div>
        <input type="button" value="下一页" />
    </div>
    <div class="Right_Menu">
        <ul class="Menu_Ul">
            <li class="Menu_Ul_Li"><i class="Menu_Ul_li_i" title="我的信息" style="background-image:url(../../Content/Images/Icon/Icon1.png)"></i></li>
            <li class="Menu_Ul_Li" onclick="OpenCarts()"><i class="Menu_Ul_li_i" title="购物车" style="background-image:url(../../Content/Images/Icon/Icon2.png)"></i>
            <ul class="Menu_Ul_Ul" hidden>
                <li  class="Menu_Ul_Ul_Li">
                    <ul class="Menu_Ul_Ul_Ul">
                        @*<li class="Menu_Ul_Ul_Ul_Li"><img src="~/Content/Images/Greens/A_1.png" /><p><label>青肉卷</label>&yen;<span>12</span></p><div class="KJ_PAM"><input type="button" class="KJ_PAM_M" value="-" /><input type="number" min="1" max="999" value="1" /><input type="button" class="KJ_PAM_P" value="+" /></div><i title="删除" class="Del_Greens_Button">X</i></li>
                        <li class="Menu_Ul_Ul_Ul_Li"><img src="~/Content/Images/Greens/A_1.png" /><p><label>青肉卷</label>&yen;<span>12</span></p><div class="KJ_PAM"><input type="button" class="KJ_PAM_M" value="-" /><input type="number" min="1" max="999" value="1" /><input type="button" class="KJ_PAM_P" value="+" /></div><i title="删除" class="Del_Greens_Button">X</i></li>
                        <li class="Menu_Ul_Ul_Ul_Li"><img src="~/Content/Images/Greens/A_1.png" /><p><label>青肉卷</label>&yen;<span>12</span></p><div class="KJ_PAM"><input type="button" class="KJ_PAM_M" value="-" /><input type="number" min="1" max="999" value="1" /><input type="button" class="KJ_PAM_P" value="+" /></div><i title="删除" class="Del_Greens_Button">X</i></li>
                        <li class="Menu_Ul_Ul_Ul_Li"><img src="~/Content/Images/Greens/A_1.png" /><p><label>青肉卷</label>&yen;<span>12</span></p><div class="KJ_PAM"><input type="button" class="KJ_PAM_M" value="-" /><input type="number" min="1" max="999" value="1" /><input type="button" class="KJ_PAM_P" value="+" /></div><i title="删除" class="Del_Greens_Button">X</i></li>
                        <li class="Menu_Ul_Ul_Ul_Li"><img src="~/Content/Images/Greens/A_1.png" /><p><label>青肉卷</label>&yen;<span>12</span></p><div class="KJ_PAM"><input type="button" class="KJ_PAM_M" value="-" /><input type="number" min="1" max="999" value="1" /><input type="button" class="KJ_PAM_P" value="+" /></div><i title="删除" class="Del_Greens_Button">X</i></li>
                        <li class="Menu_Ul_Ul_Ul_Li"><img src="~/Content/Images/Greens/A_1.png" /><p><label>青肉卷</label>&yen;<span>12</span></p><div class="KJ_PAM"><input type="button" class="KJ_PAM_M" value="-" /><input type="number" min="1" max="999" value="1" /><input type="button" class="KJ_PAM_P" value="+" /></div><i title="删除" class="Del_Greens_Button">X</i></li>*@
                    </ul>
                </li>
                <li class="SettleAccounts"><input type="button" value="结算" /></li>
            </ul>
            </li>
        </ul>
    </div>
    <b id="UserName" hidden>@Session["UserName"]</b>
    <b id="UserID" hidden>@Session["UserID"]</b>
    <script src="~/Plugin/jquery-3.3.1.min.js"></script>
    <script src="~/Plugin/layui/layui.all.js"></script>
    <script src="~/Content/Js/KJ_PAM.js"></script>
    <script>

        var UserName = $("#UserName");
        var UserID = $("#UserID");
        var header_right_p = $("header .header_right p");
        var Greens_Menu_Table = $(".Greens_Menu table");
        var Menu_Ul_Ul_Ul = $(".Menu_Ul_Ul_Ul");
        
        //指定多少数据进行分页处理
        var GreensData = "";
        var PagingNumber = 12;
        var PagingSize = 0;
        if (UserName.html() != "") {
            header_right_p.html("欢迎您, "+ UserName.html());
        }
        //查询菜品

        $.ajax({
            type:"get",
            url: "/Main/SelectGreens",
            dataType: "json",
            success: function (data) {
                GreensData += "<tbody tabindex='1'><tr>"
                $.each(data, function (i) {
                    GreensData+= "<td><div class='Show_D'><div><h2>" + data[i].GreensName + "</h2><p>&yen;<span>" + data[i].GreensMoney + "</span></p><i onclick='AddCard(" + data[i].GreensID + ")'></i><i></i></div></div><img src='" + data[i].GreensImg + "' /></td>";
                })
                GreensData += ("</tr></tbody>");
                Greens_Menu_Table.append(GreensData);
            }
        })

        //打开购物车
        function OpenCarts() {
            if ($(".Menu_Ul_Ul").attr("hidden") == "hidden") {
                $(".Menu_Ul_Ul").attr("hidden", false);
            } else {
                $(".Menu_Ul_Ul").attr("hidden", true);
            }
            
            $.each(Menu_Ul_Ul_Ul.children(), function (i) {
                    this.remove();
                })
            
            
            if (UserID.html() != "") {
                //查询购物车
                $.ajax({
                    type: "get",
                    url: "/Main/SelectCarts",
                    dataType: "json",
                    data: { UserID: UserID.html()},
                    success: function (data) {
                        $.each(data, function (i) {
                            Menu_Ul_Ul_Ul.append('<li class="Menu_Ul_Ul_Ul_Li"><img src="' + data[i].tbGreens.GreensImg + '" /><p><label>' + data[i].tbGreens.GreensName + '</label>&yen;<span>' + data[i].tbGreens.GreensMoney + '</span></p><div class="KJ_PAM"><input type="button" class="KJ_PAM_M" value="-" /><input type="number" min="1" max="999" value="' + data[i].GreensNumber + '" /><input type="button" class="KJ_PAM_P" value="+" /></div><i title="删除" class="Del_Greens_Button">X</i></li>');
                        })
                        KJ_PAM_ClickF();
                    }
                })
                
            } else {
                alert("请先登录!");
                window.location.href = "/Main/Login";
            }
        }
        

        $(".Menu_Ul_Ul").click(function (e) {
            e.stopPropagation();
            
        })
        //加入购物车
        function AddCard(GreensID) {
            if (UserID.html() != "") {
                $.ajax({
                    type: "get",
                    dataType: "json",
                    url: "/Main/InsertCarts",
                    data: { UserID: UserID.html(), GreensID: GreensID },
                    success: function (msg) {
                        alert(msg.MsgText);
                    }
                })

            } else {
                alert("请先登录!");
                window.location.href = "/Main/Login";
            }
        }

        //修改购物车
        function UpdateCarts() {
            ZuiHouJiner = 0;
            for (var i = 0; i < document.querySelectorAll(".Menu_Ul_Ul_Ul_Li").length; i++) {
                ZuiHouJiner += parseInt(document.querySelectorAll(".Menu_Ul_Ul_Ul_Li")[i].querySelectorAll("p span")[0].innerHTML) * parseInt(document.querySelectorAll(".Menu_Ul_Ul_Ul_Li")[i].querySelectorAll(".KJ_PAM input[type='number']")[0].value);
            }
            document.querySelectorAll(".SettleAccounts input[type='button']")[0].value = "结算 ￥" + ZuiHouJiner;
        }

        //var ZuiHouJiner = 0;
        //setInterval(function () {
        //    ZuiHouJiner = 0;
        //    for (var i = 0; i < document.querySelectorAll(".Menu_Ul_Ul_Ul_Li").length; i++) {
        //        ZuiHouJiner += parseInt(document.querySelectorAll(".Menu_Ul_Ul_Ul_Li")[i].querySelectorAll("p span")[0].innerHTML) * parseInt(document.querySelectorAll(".Menu_Ul_Ul_Ul_Li")[i].querySelectorAll(".KJ_PAM input[type='number']")[0].value);
        //    }
        //    document.querySelectorAll(".SettleAccounts input[type='button']")[0].value = "结算 ￥" + ZuiHouJiner;
        //}, 500);

    </script>
</body>
</html>

    CSS

    body {
    padding: 0;
    margin: 0;
}

::-webkit-scrollbar {
    background: rgba(0, 0, 0,.3);
    height: 10px;
     10px;
}

::-webkit-scrollbar-thumb {
    background: #dbb900;
    border-radius: 50px;
}

header {
    box-shadow: 0px 1px 15px 0px rgba(0, 0, 0,.3);
    display: flex;
    position: fixed;
    top: 0px;
    left: 0px;
     100%;
    background: #fff;
    z-index: 1;
}

    header:after {
        content: '';
        position: absolute;
        left: 0;
        bottom: 0;
        background: #67b968;
         100%;
        height: 3px;
    }

    header div {
         50%;
    }

.header_left {
}

    .header_left h1 {
        padding: 20px 0px 23px 80px;
         75%;
    }

    .header_left span {
        float: left;
        padding: 15px;
        box-sizing: border-box;
    }

.header_right {
}

    .header_right p {
        line-height: 2.5em;
        height: 100%;
        text-align: right;
        padding: 15px;
        box-sizing: border-box;
    }

        .header_right p a:hover {
            cursor: pointer;
        }

.Navigation {
    padding: 10px 15px;
    box-sizing: border-box;
    background: rgba(0,0,0,.05);
    color: #67b968;
    font-size: 16px;
}

.Greens_Menu {
     100%;
    height: 100%;
    max-height: 765px;
    overflow: auto;
    padding: 10px;
    box-sizing: border-box;
    background: rgba(0,0,0,0.05);
}

    .Greens_Menu table {
         100%;
        height: 100%;
    }

        .Greens_Menu table tr {
            display: flex;
            flex-direction: row;
            flex-wrap: wrap;
            justify-content: left;
        }

        .Greens_Menu table tbody tr td {
            text-align: center;
            position: relative;
            padding: 0px 48px;
            transition:all linear 0.2s;
        }


            .Greens_Menu table tbody tr td .Show_D {
                position: absolute;
                top: 0px;
                left: 50%;
                transform: translateX(-50%);
                 360px;
                height: 254px;
                opacity: 0;
                border-radius: 5px;
                background: rgba(0,0,0,0.5);
                color: #fff;
                overflow: hidden;
                transition: all linear 0.2s;
            }

                .Greens_Menu table tbody tr td .Show_D:hover {
                    opacity: 1;
                }

                .Greens_Menu table tbody tr td .Show_D div {
                    position: absolute;
                    top: 40%;
                    left: 0%;
                     100%;
                    height: 100%;
                }

                    .Greens_Menu table tbody tr td .Show_D div h2 {
                        padding-bottom: 3px;
                    }

                    .Greens_Menu table tbody tr td .Show_D div p {
                        padding-bottom: 30px;
                    }

                    .Greens_Menu table tbody tr td .Show_D div i {
                         40px;
                        height: 40px;
                        display: inline-block;
                        padding: 0px 3px;
                    }

                        .Greens_Menu table tbody tr td .Show_D div i:hover {
                            cursor: pointer;
                        }


                        .Greens_Menu table tbody tr td .Show_D div i:nth-child(3) {
                            background-image: url('../Images/Icon/Icon2.png');
                            background-repeat: no-repeat;
                        }

                        .Greens_Menu table tbody tr td .Show_D div i:nth-child(4) {
                            background-image: url('../Images/Icon/Icon1.png');
                            background-repeat: no-repeat;
                        }

                    .Greens_Menu table tbody tr td .Show_D div h2 {
                        font-weight: bold;
                    }

            .Greens_Menu table tbody tr td img {
                border-radius: 5px;
                margin-bottom: 10px;
            }

.Paging {
    position: fixed;
    left: 0;
    bottom: 0;
     100%;
    text-align: center;
    padding: 15px;
    box-sizing: border-box;
    box-shadow: 0px -1px 15px 0px rgba(0, 0, 0,.3);
    background: #fff;
}

    .Paging:after {
        content: '';
        position: absolute;
        left: 0;
        top: 0;
        background: #67b968;
         100%;
        height: 3px;
    }

    .Paging input {
        background: #fff;
        border: 1px;
        border-style: solid;
        border-color: rgba(0, 0, 0,.3);
        height: 30px;
        padding: 0px 10px;
        border-radius: 5px;
    }

        .Paging input:hover {
            cursor: pointer;
        }

    .Paging input, .Paging div {
        display: inline-block;
    }

.PagingOn {
    background: #67b968 !important;
    color: #fff;
}
/*右菜单*/
.Right_Menu {
    position: fixed;
    top: 8.1%;
    right: 0px;
    background: #fff;
     50px;
    height: 85.9%;
    z-index: 1;
}

    .Right_Menu::after {
        content: '';
        left: 0px;
        top: 0px;
        height: 100%;
         3px;
        background: #67b968;
        position: absolute;
    }

    .Right_Menu .Menu_Ul .Menu_Ul_Li {
        position: relative;
    }

        .Right_Menu .Menu_Ul .Menu_Ul_Li:hover {
            background: rgba(0,0,0,0.3);
        }

        .Right_Menu .Menu_Ul .Menu_Ul_Li .Menu_Ul_li_i {
            display: block;
             36px;
            height: 36px;
            background-repeat: no-repeat;
            background-position: center;
            background-size: 100%;
            margin: 10px 8px;
            padding: 7px 0px;
        }

        .Right_Menu .Menu_Ul .Menu_Ul_Li .Menu_Ul_Ul {
            position: absolute;
            right: 50px;
            top: 0px;
            max-height: 300px;
            height: 300px;
            background:#fff;
        }

            .Right_Menu .Menu_Ul .Menu_Ul_Li .Menu_Ul_Ul .Menu_Ul_Ul_Li {
                max-height: 270px;
            }

                .Right_Menu .Menu_Ul .Menu_Ul_Li .Menu_Ul_Ul .Menu_Ul_Ul_Li .Menu_Ul_Ul_Ul {
                    overflow: auto;
                    max-height: 270px;
                    background: #fff;
                    border: 3px solid #67b968;
                    border-right: none;
                    box-sizing: border-box;
                }

                    .Right_Menu .Menu_Ul .Menu_Ul_Li .Menu_Ul_Ul .Menu_Ul_Ul_Li .Menu_Ul_Ul_Ul .Menu_Ul_Ul_Ul_Li {
                        position: relative;
                        padding: 5px;
                        display: flex;
                         280px;
                        height: 18%;
                        overflow: auto;
                    }

                        .Right_Menu .Menu_Ul .Menu_Ul_Li .Menu_Ul_Ul .Menu_Ul_Ul_Li .Menu_Ul_Ul_Ul .Menu_Ul_Ul_Ul_Li:after {
                            content: '';
                            position: absolute;
                            bottom: 0;
                            left: 50%;
                             100%;
                            height: 1px;
                            background: #67b968;
                            transform: translateX(-50%);
                        }

                        .Right_Menu .Menu_Ul .Menu_Ul_Li .Menu_Ul_Ul .Menu_Ul_Ul_Li .Menu_Ul_Ul_Ul .Menu_Ul_Ul_Ul_Li img {
                             100px;
                            height: 50px;
                        }

                        .Right_Menu .Menu_Ul .Menu_Ul_Li .Menu_Ul_Ul .Menu_Ul_Ul_Li .Menu_Ul_Ul_Ul .Menu_Ul_Ul_Ul_Li p {
                            display: block;
                            padding: 0 5px;
                             70px;
                        }

                        .Right_Menu .Menu_Ul .Menu_Ul_Li .Menu_Ul_Ul .Menu_Ul_Ul_Li .Menu_Ul_Ul_Ul .Menu_Ul_Ul_Ul_Li label {
                            font-weight: bold;
                            display: block;
                            line-height: 2em;
                        }

.Del_Greens_Button {
    position: absolute;
    right: 5px;
    top: 0;
    cursor: pointer;
}

.SettleAccounts {
    position: absolute !important;
    bottom: 0px;
    left: 0px;
     100%;
    padding: initial !important;
}

    .SettleAccounts input {
        display: block;
         100%;
        height: 30px;
        color: #fff;
        background: #67b968;
        border: none;
    }

        .SettleAccounts input:hover {
            background: #559856;
        }

/*加减控件*/
.KJ_PAM {
    display: block;
    line-height: 3.5em;
}

    .KJ_PAM input {
        background: #fff;
        border: none;
        border: 1px solid #67b968;
        text-align: center;
        display: inline-block;
    }

        .KJ_PAM input[type=button] {
             20px;
            height: 20px;
        }

            .KJ_PAM input[type=button]:hover {
                background: #67b968;
            }

        .KJ_PAM input[type=number] {
            height: 20px;
             40px;
            box-sizing: border-box;
            -moz-appearance: textfield;
        }

            .KJ_PAM input[type=number]::-webkit-outer-spin-button, .KJ_PAM input[type=number]::-webkit-inner-spin-button {
                -webkit-appearance: none;
            }

    控制器

    public ActionResult SelectGreens()
    {
    var listGreens = (from tbGreens in MyModel.PW_Greens
    select tbGreens).ToList();
    return Json(listGreens, JsonRequestBehavior.AllowGet);
    }

    查询效果
    在这里插入图片描述

    后言
    本文结束了，如果觉得本技术文章对你有帮助请给我点个赞,如果有什么不足的地方，给我提意见，让我加以改进
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  • 原文地址：https://www.cnblogs.com/LRolinx/p/13850368.html
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