ajax部分报错提示

ajax部分报错提示

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​<!DOCTYPE html><br><html lang="en"><head><br>    <meta charset="UTF-8"><br>    <title>慕课书评网</title><br>    <meta name="viewport" content="width=device-width,initial-scale=1.0, maximum-scale=1.0,user-scalable=no"><br>    <link rel="stylesheet" href="./resources/bootstrap/bootstrap.css"><br>    <link rel="stylesheet" href="./resources/raty/lib/jquery.raty.css"><br>    <script src="./resources/jquery.3.3.1.min.js"></script><br>    <script src="./resources/bootstrap/bootstrap.min.js"></script><br>    <script src="./resources/art-template.js"></script><br>   <script src="./resources/raty/lib/jquery.raty.js"></script><br>    <style><br>        .highlight {<br>            color: red !important;<br>        }<br>        a:active{<br>            text-decoration: none!important;<br>        }<br>    </style><br><br><br>    <style><br>        .container {<br>            padding: 0px;<br>            margin: 0px;<br>        }<br><br>        .row {<br>            padding: 0px;<br>            margin: 0px;<br>        }<br><br>        .col- * {<br>            padding: 0px;<br>        }<br>    </style><br>    <script type="text/html" id="tpl"><br>    <a href="/book/{{bookId}}" style="color: inherit"><br>        <div class="row mt-2 book"><br>            <div class="col-4 mb-2 pr-2"><br>                <img class="img-fluid" src="{{cover}}"><br>            </div><br>            <div class="col-8  mb-2 pl-0"><br>                <h5 class="text-truncate">{{bookName}}</h5><br><br>                <div class="mb-2 bg-light small  p-2 w-100 text-truncate">{{author}}</div><br><br><br>                <div class="mb-2 w-100">{{subTitle}}</div><br><br>                <p><br>                   <span class="stars" data-score="{{evaluationScore}}" title="gorgeous"></span><br>                    <span class="mt-2 ml-2">{{evaluationScore}}</span><br>                    <span class="mt-2 ml-2">{{evaluationQuantity}}</span><br>                </p><br>            </div><br>        </div><br>    </a><br><br>    <hr><br>    </script><br><script><br>    $.fn.raty.defaults.path="./resources/raty/lib/images"<br>  function loadMore(isReset) {<br>      if (isreset == true) {<br>          $("#bookList").html("");<br>          $("#nextPage").val();<br>      }<br>      var nextPage = $("#nextPage").val();<br>      var categoryId = $("#categoryId").val();<br>      var order = $("#order").val();<br>      loadMore(true)<br>  }<br>        $.ajax({<br>            url:"/books",<br>            data:{"p":1},<br>            type:"get",<br>            dataType:"json",<br>            success:function(json){<br>                console.info(json);<br>              var list=  json.records;<br>              for(var i=0;i<json.length;i++){<br>                  var book=json.records[i];<br>                //  var html="<h1>"+book.bookName+"</h1>";<br>                  //数据结合tpl模板,生成html<br>                  var html=template("tpl",book);<br>                  console.info(html);<br>                  $("#bookList").append(html);<br>              }<br>              $.(".starts").raty({readOnly:true});<br>            }<br>            $(function(){<br>                $("#btnMore").click(function(){<br>                    loadMore();<br>                })<br>                $.(".category").click(function(){<br>                    $(".category").removeClass("highlight");<br>                    $(".category").addClass("text-black-50");<br>                    $(this).addClass("highlight");<br>                    var categoryId=$(this).data("category");<br>                    $("#categoryId").val(categoryId);<br>                })<br>                $(".order").click(function(){<br>                    $(".order").removeClass("highlight");<br>                    $(".order").addClass("text-black-50");<br>                    var order=   $(this).data("order");<br><br>                    $("#order").val(order);<br>                })<br>            })<br><br>        });<br><br><br></script><br></head><br><body><br><div class="container"><br>    <nav class="navbar navbar-light bg-white shadow mr-auto"><br>        <ul class="nav"><br>            <li class="nav-item"><br>                <a href="/"><br>                    <img src="https://m.imooc.com/static/wap/static/common/img/logo2.png" class="mt-1" style="width: 100px"><br>                </a><br>            </li><br><br>        </ul><br>        <#if loginMember??><br>            <h6 class="mt-1"><br>                <img style="width: 2rem;margin-top: -5px" class="mr-1" src="./images/user_icon.png">${loginMember.nickname}<br>            </h6><br>            <#else><br>                <a href="/login.html" class="btn btn-light btn-sm"><br>                    <img style="width: 2rem;margin-top: -5px" class="mr-1" src="./images/user_icon.png">登录<br>                </a><br>        </#if><br><br>    </nav><br>    <div class="row mt-2"><br><br><br>        <div class="col-8 mt-2"><br>            <h4>热评好书推荐</h4><br>        </div><br><br>        <div class="col-8 mt-2"><br>                <span data-category="-1" style="cursor: pointer" class="highlight  font-weight-bold category">全部</span><br>                <#list categoryList as category><br>                    <a style="cursor: pointer" data-category="${category.categoryId}" class="text-black-50 font-weight-bold category">${category.categoryName}</a><br>                  <#if category_has_next>|</#if><br><#--                    <a style="cursor: pointer" data-category="2" class="text-black-50 font-weight-bold category">后端</a>--><br><#--                    |--><br><#--                    <a style="cursor: pointer" data-category="3" class="text-black-50 font-weight-bold category">测试</a>--><br><#--                    |--><br><#--                    <a style="cursor: pointer" data-category="4" class="text-black-50 font-weight-bold category">产品</a>--><br><br>                </#list><br>        </div><br><br>        <div class="col-8 mt-2"><br>            <span data-order="quantity" style="cursor: pointer" class="order highlight  font-weight-bold mr-3">按热度</span><br><br>            <span data-order="score" style="cursor: pointer" class="order text-black-50 mr-3 font-weight-bold">按评分</span><br>        </div><br>    </div><br>    <div class="d-none"><br>        <input type="hidden" id="nextPage" value="2"><br>        <input type="hidden" id="categoryId" value="-1"><br>        <input type="hidden" id="order" value="quantity"><br>    </div><br><br>    <div id="bookList"><br><#--    <script type="text/html" id="tpl"></script>--><br><#--        <a href="/book/{{bookId}}" style="color: inherit">--><br><#--        <div class="row mt-2 book">--><br><#--            <div class="col-4 mb-2 pr-2">--><br><#--                <img class="img-fluid" src="{{cover}}">--><br><#--            </div>--><br><#--            <div class="col-8  mb-2 pl-0">--><br><#--                <h5 class="text-truncate">{{bookName}}</h5>--><br><br><#--                    <div class="mb-2 bg-light small  p-2 w-100 text-truncate">{{author}}</div>--><br><br><br><#--                    <div class="mb-2 w-100">{{subTitle}}</div>--><br><br><#--                <p>--><br><#--                    <span class="stars" data-score="{{evaluationScore}}" title="gorgeous"><img alt="1" src="./resources/raty/lib/images/star-on.png" title="gorgeous">&nbsp;<img alt="2" src="./resources/raty/lib/images/star-on.png" title="gorgeous">&nbsp;<img alt="3" src="./resources/raty/lib/images/star-on.png" title="gorgeous">&nbsp;<img alt="4" src="./resources/raty/lib/images/star-on.png" title="gorgeous">&nbsp;<img alt="5" src="./resources/raty/lib/images/star-on.png" title="gorgeous"><input name="score" type="hidden" value="{{evaluationScore}}" readonly=""></span>--><br><#--                    <span class="mt-2 ml-2">{{evaluationScore}}</span>--><br><#--                    <span class="mt-2 ml-2">{{evaluationQuantity}}</span>--><br><#--                </p>--><br><#--            </div>--><br><#--        </div>--><br><#--        </a>--><br><br><#--        <hr>--><br><#--    --><br><#--        <a href="/book/25" style="color: inherit">--><br><#--        <div class="row mt-2 book">--><br><#--            <div class="col-4 mb-2 pr-2">--><br><#--                <img class="img-fluid" src="https://img1.sycdn.imooc.com//5da923d60001a92f05400720.jpg">--><br><#--            </div>--><br><#--            <div class="col-8  mb-2 pl-0">--><br><#--                <h5 class="text-truncate">网络协议那些事儿</h5>--><br><br><#--                    <div class="mb-2 bg-light small  p-2 w-100 text-truncate">Oscar · 一线大厂高级软件工程师</div>--><br><br><br><#--                    <div class="mb-2 w-100">前后端通用系列课</div>--><br><br><#--                <p>--><br><#--                    <span class="stars" data-score="4.9" title="gorgeous"><img alt="1" src="./resources/raty/lib/images/star-on.png" title="gorgeous">&nbsp;<img alt="2" src="./resources/raty/lib/images/star-on.png" title="gorgeous">&nbsp;<img alt="3" src="./resources/raty/lib/images/star-on.png" title="gorgeous">&nbsp;<img alt="4" src="./resources/raty/lib/images/star-on.png" title="gorgeous">&nbsp;<img alt="5" src="./resources/raty/lib/images/star-on.png" title="gorgeous"><input name="score" type="hidden" value="4.9" readonly=""></span>--><br><#--                    <span class="mt-2 ml-2">4.9</span>--><br><#--                    <span class="mt-2 ml-2">15人已评</span>--><br><#--                </p>--><br><#--            </div>--><br><#--        </div>--><br><#--        </a>--><br><br><#--        <hr>--><br><#--    --><br><#--        <a href="/book/32" style="color: inherit">--><br><#--        <div class="row mt-2 book">--><br><#--            <div class="col-4 mb-2 pr-2">--><br><#--                <img class="img-fluid" src="https://img1.sycdn.imooc.com//5dff8f33000138fa05400720.jpg">--><br><#--            </div>--><br><#--            <div class="col-8  mb-2 pl-0">--><br><#--                <h5 class="text-truncate">给程序员的职场情商课</h5>--><br><br><#--                    <div class="mb-2 bg-light small  p-2 w-100 text-truncate">风落几番 · 蚂蚁金服测试专家</div>--><br><br><br><#--                    <div class="mb-2 w-100">懂技术,更要懂说话的艺术</div>--><br><br><#--                <p>--><br><#--                    <span class="stars" data-score="4.7" title="gorgeous"><img alt="1" src="./resources/raty/lib/images/star-on.png" title="gorgeous">&nbsp;<img alt="2" src="./resources/raty/lib/images/star-on.png" title="gorgeous">&nbsp;<img alt="3" src="./resources/raty/lib/images/star-on.png" title="gorgeous">&nbsp;<img alt="4" src="./resources/raty/lib/images/star-on.png" title="gorgeous">&nbsp;<img alt="5" src="./resources/raty/lib/images/star-half.png" title="gorgeous"><input name="score" type="hidden" value="4.7" readonly=""></span>--><br><#--                    <span class="mt-2 ml-2">4.7</span>--><br><#--                    <span class="mt-2 ml-2">15人已评</span>--><br><#--                </p>--><br><#--            </div>--><br><#--        </div>--><br><#--        </a>--><br><br><#--        <hr>--><br><#--    --><br><#--        <a href="/book/1" style="color: inherit">--><br><#--        <div class="row mt-2 book">--><br><#--            <div class="col-4 mb-2 pr-2">--><br><#--                <img class="img-fluid" src="https://img1.sycdn.imooc.com//5c247b0b0001a0a903600480.jpg">--><br><#--            </div>--><br><#--            <div class="col-8  mb-2 pl-0">--><br><#--                <h5 class="text-truncate">教你用 Python 进阶量化交易</h5>--><br><br><#--                    <div class="mb-2 bg-light small  p-2 w-100 text-truncate">袁霄 · 全栈工程师</div>--><br><br><br><#--                    <div class="mb-2 w-100">你的量化交易开发第一课</div>--><br><br><#--                <p>--><br><#--                    <span class="stars" data-score="4.9" title="gorgeous"><img alt="1" src="./resources/raty/lib/images/star-on.png" title="gorgeous">&nbsp;<img alt="2" src="./resources/raty/lib/images/star-on.png" title="gorgeous">&nbsp;<img alt="3" src="./resources/raty/lib/images/star-on.png" title="gorgeous">&nbsp;<img alt="4" src="./resources/raty/lib/images/star-on.png" title="gorgeous">&nbsp;<img alt="5" src="./resources/raty/lib/images/star-on.png" title="gorgeous"><input name="score" type="hidden" value="4.9" readonly=""></span>--><br><#--                    <span class="mt-2 ml-2">4.9</span>--><br><#--                    <span class="mt-2 ml-2">14人已评</span>--><br><#--                </p>--><br><#--            </div>--><br><#--        </div>--><br><#--        </a>--><br><br><#--        <hr>--><br><#--    --><br><#--        <a href="/book/7" style="color: inherit">--><br><#--        <div class="row mt-2 book">--><br><#--            <div class="col-4 mb-2 pr-2">--><br><#--                <img class="img-fluid" src="https://img1.sycdn.imooc.com//5cfdcd1e00015cf203600480.jpg">--><br><#--            </div>--><br><#--            <div class="col-8  mb-2 pl-0">--><br><#--                <h5 class="text-truncate">手把手带你打造自己的UI样式库</h5>--><br><br><#--                    <div class="mb-2 bg-light small  p-2 w-100 text-truncate">Rosen · 一线互联网架构设计师</div>--><br><br><br><#--                    <div class="mb-2 w-100">前端开发进阶必学</div>--><br><br><#--                <p>--><br><#--                    <span class="stars" data-score="4.9" title="gorgeous"><img alt="1" src="./resources/raty/lib/images/star-on.png" title="gorgeous">&nbsp;<img alt="2" src="./resources/raty/lib/images/star-on.png" title="gorgeous">&nbsp;<img alt="3" src="./resources/raty/lib/images/star-on.png" title="gorgeous">&nbsp;<img alt="4" src="./resources/raty/lib/images/star-on.png" title="gorgeous">&nbsp;<img alt="5" src="./resources/raty/lib/images/star-on.png" title="gorgeous"><input name="score" type="hidden" value="4.9" readonly=""></span>--><br><#--                    <span class="mt-2 ml-2">4.9</span>--><br><#--                    <span class="mt-2 ml-2">14人已评</span>--><br><#--                </p>--><br><#--            </div>--><br><#--        </div>--><br><#--        </a>--><br><br><#--        <hr>--><br><#--    --><br><#--        <a href="/book/6" style="color: inherit">--><br><#--        <div class="row mt-2 book">--><br><#--            <div class="col-4 mb-2 pr-2">--><br><#--                <img class="img-fluid" src="https://img1.sycdn.imooc.com//5cf47cb800010dde03600480.jpg">--><br><#--            </div>--><br><#--            <div class="col-8  mb-2 pl-0">--><br><#--                <h5 class="text-truncate">零基础学透 TypeScript</h5>--><br><br><#--                    <div class="mb-2 bg-light small  p-2 w-100 text-truncate">Lison · 前端高级工程师</div>--><br><br><br><#--                    <div class="mb-2 w-100">关于TS的前世今生一篇打尽</div>--><br><br><#--                <p>--><br><#--                    <span class="stars" data-score="4.6" title="gorgeous"><img alt="1" src="./resources/raty/lib/images/star-on.png" title="gorgeous">&nbsp;<img alt="2" src="./resources/raty/lib/images/star-on.png" title="gorgeous">&nbsp;<img alt="3" src="./resources/raty/lib/images/star-on.png" title="gorgeous">&nbsp;<img alt="4" src="./resources/raty/lib/images/star-on.png" title="gorgeous">&nbsp;<img alt="5" src="./resources/raty/lib/images/star-half.png" title="gorgeous"><input name="score" type="hidden" value="4.6" readonly=""></span>--><br><#--                    <span class="mt-2 ml-2">4.6</span>--><br><#--                    <span class="mt-2 ml-2">13人已评</span>--><br><#--                </p>--><br><#--            </div>--><br><#--        </div>--><br><#--        </a>--><br><br><#--        <hr>--><br><#--    --><br><#--        <a href="/book/31" style="color: inherit">--><br><#--        <div class="row mt-2 book">--><br><#--            <div class="col-4 mb-2 pr-2">--><br><#--                <img class="img-fluid" src="https://img1.sycdn.imooc.com//5df760170001512305400720.jpg">--><br><#--            </div>--><br><#--            <div class="col-8  mb-2 pl-0">--><br><#--                <h5 class="text-truncate">Python 数据分析通关攻略</h5>--><br><br><#--                    <div class="mb-2 bg-light small  p-2 w-100 text-truncate">Lemeng_study · 8年经验资深数据挖掘专家</div>--><br><br><br><#--                    <div class="mb-2 w-100">编程技术提升职场竞争力系列</div>--><br><br><#--                <p>--><br><#--                    <span class="stars" data-score="4.8" title="gorgeous"><img alt="1" src="./resources/raty/lib/images/star-on.png" title="gorgeous">&nbsp;<img alt="2" src="./resources/raty/lib/images/star-on.png" title="gorgeous">&nbsp;<img alt="3" src="./resources/raty/lib/images/star-on.png" title="gorgeous">&nbsp;<img alt="4" src="./resources/raty/lib/images/star-on.png" title="gorgeous">&nbsp;<img alt="5" src="./resources/raty/lib/images/star-on.png" title="gorgeous"><input name="score" type="hidden" value="4.8" readonly=""></span>--><br><#--                    <span class="mt-2 ml-2">4.8</span>--><br><#--                    <span class="mt-2 ml-2">13人已评</span>--><br><#--                </p>--><br><#--            </div>--><br><#--        </div>--><br><#--        </a>--><br><br><#--        <hr>--><br><#--    --><br><#--        <a href="/book/34" style="color: inherit">--><br><#--        <div class="row mt-2 book">--><br><#--            <div class="col-4 mb-2 pr-2">--><br><#--                <img class="img-fluid" src="https://img1.sycdn.imooc.com//5e16e9730001d85605400720.jpg">--><br><#--            </div>--><br><#--            <div class="col-8  mb-2 pl-0">--><br><#--                <h5 class="text-truncate">智能时代:写给想学习大数据的你</h5>--><br><br><#--                    <div class="mb-2 bg-light small  p-2 w-100 text-truncate">RangeYan · 一线互联网公司数据研发专家</div>--><br><br><br><#--                    <div class="mb-2 w-100">驾驭未来工作的利器</div>--><br><br><#--                <p>--><br><#--                    <span class="stars" data-score="4.7" title="gorgeous"><img alt="1" src="./resources/raty/lib/images/star-on.png" title="gorgeous">&nbsp;<img alt="2" src="./resources/raty/lib/images/star-on.png" title="gorgeous">&nbsp;<img alt="3" src="./resources/raty/lib/images/star-on.png" title="gorgeous">&nbsp;<img alt="4" src="./resources/raty/lib/images/star-on.png" title="gorgeous">&nbsp;<img alt="5" src="./resources/raty/lib/images/star-half.png" title="gorgeous"><input name="score" type="hidden" value="4.7" readonly=""></span>--><br><#--                    <span class="mt-2 ml-2">4.7</span>--><br><#--                    <span class="mt-2 ml-2">13人已评</span>--><br><#--                </p>--><br><#--            </div>--><br><#--        </div>--><br><#--        </a>--><br><br><#--        <hr>--><br><#--    --><br><#--        <a href="/book/33" style="color: inherit">--><br><#--        <div class="row mt-2 book">--><br><#--            <div class="col-4 mb-2 pr-2">--><br><#--                <img class="img-fluid" src="https://img1.sycdn.imooc.com//5e0deb5c0001282f05400720.jpg">--><br><#--            </div>--><br><#--            <div class="col-8  mb-2 pl-0">--><br><#--                <h5 class="text-truncate">分布式技术面试大厂真题30讲</h5>--><br><br><#--                    <div class="mb-2 bg-light small  p-2 w-100 text-truncate">王炸 · 8年经验一线大厂架构师</div>--><br><br><br><#--                    <div class="mb-2 w-100">让你在寒冬求职季脱颖而出</div>--><br><br><#--                <p>--><br><#--                    <span class="stars" data-score="4.9" title="gorgeous"><img alt="1" src="./resources/raty/lib/images/star-on.png" title="gorgeous">&nbsp;<img alt="2" src="./resources/raty/lib/images/star-on.png" title="gorgeous">&nbsp;<img alt="3" src="./resources/raty/lib/images/star-on.png" title="gorgeous">&nbsp;<img alt="4" src="./resources/raty/lib/images/star-on.png" title="gorgeous">&nbsp;<img alt="5" src="./resources/raty/lib/images/star-on.png" title="gorgeous"><input name="score" type="hidden" value="4.9" readonly=""></span>--><br><#--                    <span class="mt-2 ml-2">4.9</span>--><br><#--                    <span class="mt-2 ml-2">12人已评</span>--><br><#--                </p>--><br><#--            </div>--><br><#--        </div>--><br><#--        </a>--><br><br><#--        <hr>--><br><#--    --><br><#--        <a href="/book/17" style="color: inherit">--><br><#--        <div class="row mt-2 book">--><br><#--            <div class="col-4 mb-2 pr-2">--><br><#--                <img class="img-fluid" src="https://img1.sycdn.imooc.com//5d5510fa00011fa605400720.jpg">--><br><#--            </div>--><br><#--            <div class="col-8  mb-2 pl-0">--><br><#--                <h5 class="text-truncate">你的第一本Python基础入门书</h5>--><br><br><#--                    <div class="mb-2 bg-light small  p-2 w-100 text-truncate">黄浮云 · 资深云计算工程师</div>--><br><br><br><#--                    <div class="mb-2 w-100">人人受益的Python开学第一课</div>--><br><br><#--                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</button><br>    <div id="divNoMore" class="text-center text-black-50 mb-5" style="display: none;">没有其他数据了</div><br></div><br><br></body><br></html><br>


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好帮手慕阿满 2021-07-12 19:03:02

同学你好,这里大致解释一下代码的执行逻辑,如果有哪里不懂的,请具体提问。

$(function() {}) 是$(document).ready(function()的简写,当加载页面时执行。所以当访问index.ftl页面时,加载完页面,会执行如下$(function(){loadMore(true)})。

http://img1.sycdn.imooc.com//climg/60ec1fc5091b42e608810654.jpg

然后调用如下loadMore()函数,按照顺序执行。如:

http://img1.sycdn.imooc.com//climg/60ec204009de1d9c08650772.jpg

通过ajax访问后台的/books映射,查询图书信息并返回,通过success中的函数处理,将查询结果显示在页面中。

当点击页面中加载更多按钮时,触发如下函数。

http://img1.sycdn.imooc.com//climg/60ec215e0942fe0207110697.jpg

如果ajax中如何处理不清楚,可以再去学习一下ajax的课程。

祝学习愉快~

好帮手慕阿满 2021-07-12 14:17:06

同学你好,ajax部分符号使用有些问题,$和()之间不需要点( . ),需要去掉。$(".sarts").raty();后的右大括号也去掉。

http://img1.sycdn.imooc.com//climg/60ebdd2d09c08f3507270700.jpg

在如下位置增加右大括号,如:

http://img1.sycdn.imooc.com//climg/60ebde070999c96106720214.jpg

祝学习愉快~

  • 提问者 qq_慕神0589333 #1
    前端这块ajax 前面并没涉及太多,有点模糊,可解释一下里面的逻辑吗
    2021-07-12 18:34:40
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