<html>
<head>
<meta http-equiv="Content-Type" content="text/html; charset=utf-8">
<title>订单管理</title>
<link rel="stylesheet" href="fonts/iconfont.css">
<link rel="stylesheet" href="css/common.css">
<link rel="stylesheet" href="orderList.css">
</head>
<body>
<div class="flex web-page">
<iframe class="menu-frame" id="menuFrame" src="menu.html"></iframe>
<div id="vue_det" class="main">
<div class="main-
tools flex">
<div><script type="text/javascript">document.write(document.title)</script></div>
</div>
<div class="main-body" :class="{full:fullList}">
<!-- 查询 -->
<div class="flex page-header-container">
<div>
<in
put placeholder="查询订单名" v-model.trim="pageInfo.keyword"
@keydown="doSearch1($event)">
<but
ton class="bt bt-highlight" @click="doSearch
()"><i class="iconfont icon-sousuo" style="font-size: 12px;"></i>
查询</but
ton>
<span @click="fullList = !fullList;" class="pointer hover">
<i v-if="!fullList" class="iconfont icon-yincang"></i>
<i v-else class="iconfont icon-xianshi"></i></span>
</div>
<div @click="show
User()">
<but
ton class="bt bt-highlight"><i class="iconfont icon-icon-test" style="font-size: 12px;"></i>添加订单</but
ton>
</div>
</div>
<!-- 列表内容 -->
<div class="table-container">
<table>
<tr class="title">
<td class="width35">序号</td>
<td class="width50p">
<span>订单号</span>
</td>
<td class="">名称</td>
<td class="">类型</td>
<td class="">价格</td>
<td class="">
<span>创建时间</span>
<i @click="se
tOrderByStr('buildtime')" class="iconfont icon-left-
copy pointer" :class="{'icon-left':pageInfo.desc=='desc'}"></i>
</td>
<td class="width80">操作</td>
</tr>
<tr @click.s
top="show
User(item)" :class="{choose:showAddPage && item.id ==
user.id}" class="content" v-for="(item,index) in order">
<td>{{ (++index)+ ((pageInfo.currentPage - 1) *
pageInfo.perPage) }}</td>
<td v-html="item.orderNum"></td>
<td v-html="item.orderName"></td>
<td v-html="item.orderType"></td>
<td v-html="item.orderPrice"></td>
<td>{{item.buildtime}}</td>
<td class="
tools">
<but
ton class="bt bt-red" @click.s
top="delete
User(item)">删除</but
ton>
<but
ton class="bt bt-highlight" @click.s
top="show
User(item)">详情</but
ton>
</td>
</tr>
</table>
</div>
<!-- 分页 -->
<div class="flex page-container">
<div class="left">
当前页：<span class="bold">{{pageInfo.currentPage}} </span> <span class="split-line"></span> 每页显示条数：<span
class="bold"> <select v-model="pageInfo.perPage"
@change="changePerPage
()">
<option v-for="(pageNum) in perPages" :value="pageNum">{{pageNum}}</option>
</select>
</span> <span class="split-line"></span> 总条数条数：<span class="bold">{{pageInfo.
totalCount}} </span> <span class="split-line"></span> 总页数：<span
class="bold">{{pageInfo.pageCount}} </span> <span class="split-line"></span> <span>跳转到<in
put
@click="jump
ToPage
()" class="jump-page-num"
v-model="pageInfo.currentPage" readonly="readonly">页
</span>
</div>
<div class="right flex">
<but
ton class="bt bt-highlight" :class="{disabled:pageInfo.currentPage<=1}" :disabled="pageInfo.currentPage<=1" @click="nextPage(-1)"><i class="iconfont icon-left" style="font-size: 12px;"></i>上一页</but
ton>
<but
ton class="bt bt-highlight left5" :class="{disabled:pageInfo.currentPage>=pageInfo.pageCount}" :disabled="pageInfo.currentPage>=pageInfo.pageCount" @click="nextPage(1)">下一页<i class="iconfont icon-left-
copy" style="font-size: 12px;"></i></but
ton>
</div>
</div>
</div>
<!-- 添加 和 编辑 -->
<div class="open-page flex" v-if="showAddPage">
<div class="container flex" :class="{row:direction_row}">
<div class="header flex">
<span>
<i class="iconfont icon-bianji1"></i>
{{
user.id?'修改':'新增'}}订单
</span>
<span>
<span class="pointer hover" @click="direction_row = !direction_row;"><i class="iconfont icon-more"></i></span>
<span class="pointer hover" @click="showAddPage = false;"><i class="iconfont icon-guanbi" style="font-size: 12px;"></i></span>
</span>
</div>
<div class="midlle flex">
<div class="content">
<div class="item">
<label>订单号：</label> <in
put placeholder="输入订单号" maxlength="20"
v-model.trim="
user.orderNum">
</div>
<div class="item">
<label>名称：</label> <in
put placeholder="输入名称" maxlength="200"
v-model.trim="
user.orderName">
</div>
<div class="item">
<label>类型：</label> <in
put placeholder="输入类型" maxlength="200"
v-model.trim="
user.orderType">
</div>
<div class="item">
<label>价格：</label> <in
put placeholder="输入价格" maxlength="200"
v-model.trim="
user.orderPrice">
</div>
<div class="item" v-if="
user.buildtime">
<label>创建时间：</label>{{
user.buildtime}}
</div>
</div>
</div>
<div class="footer flex ">
<div class="bt-list">
<but
ton class="bt bt-highlight" @click="save
()">保存</but
ton>
<but
ton class="bt bt-red left5" @click="showAddPage = false;">取消</but
ton>
</div>
</div>
</div>
</div>
</div>
</div>
</body>
<script type="text/javascript" src="js/vue.min.js"></script>
<script type="text/javascript" src="js/common.js"></script>
<script type="text/javascript" src="orderList.js"></script>
</html>
这段代码有什么问题？为什么导致我创建订单保存不了显示错误500
本文介绍了在操作系统中用户空间与内核空间之间的数据交互方式，包括get_user()和put_user()用于简单类型的变量读写，以及copy_from_user()和copy_to_user()用于块数据的复制。
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