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本系统采用phpstudy开发平台,采用PHP和MySQL数据库进行开发,开发工具为HBuilder。phpStudy是一个PHP调试环境的程序集成最新的
Apache+PHP+MySQL+phpMyAdmin,一次性安装,无须配置即可使用,是非常方便、好用的PHP调试环境。(其他平台均可)@@@文末有获取方式免费获取
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含sql文件
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管理员登录
管理员注册
图书上架
图书修改
图书下架
图书查询
PHP MySQL JavaScript CSS bootstrap框架
<div class="p-3 container"> <h1 class='text-light d-flex justify-content-center fs-1 mt-3'style="width: 300px;margin: auto;">管理员登录</h1> <div class="w-50 col-lg-6 offset-lg-3 mt-5"> <form action="login.php" method="post" class="container"> <div class="row mb-3"> <label for="username" class="col-sm-2 col-form-label fw-bolder">用户名</label> <div class="col-sm-6"> <input class="form-control" id="username" type="text" placeholder="请输入用户名" name="username" required/> </div> <div class="col-sm-4" id="box1"></div><!-- 展示提示信息 --> </div> <div class="row mb-3"> <label for="password" class="col-sm-2 col-form-label fw-bolder">密 码</label> <div class="col-sm-6"> <input class="form-control" id="password" type="password" placeholder="请输入密码" name="password" required/> </div> <div class="col-sm-4" id="box2"></div><!-- 展示提示信息 --> </div> <div class="row mb-3"> <label for="checkCode" class="col-sm-2 col-form-label fw-bolder">验证码</label> <div class="col-sm-6"> <input class="form-control" id="checkCode" type="number" placeholder="请输入下图加法计算结果" name="checkCode" min="0" max="100" required onblur="check_code()"/> </div> <div class="col-sm-4" id="box3"></div><!-- 展示提示信息 --> </div> <div class="row mb-3"> <label for="checkCode" class="col-sm-2 col-form-label fw-bolder">图 片</label> <div class="col-sm-4"> <img id="img" src="yanzhengma_add.php" onclick="refresh()"><br/><br/> </div> </div> <div class="d-flex justify-content-between"> <div > <a href="zhuce.html"> <button type="button" class="btn btn-danger">暂无账号,点击注册</button> </a> </div> <div > <button id="login" type="submit" class="btn btn-primary">点击登录</button>
if($_POST){ // 拿到用户输入的用户名,去数据库里面查询 $sql01="select manager_username from manager_info where manager_username = ? "; // 1.1.定义sql--查询 $pre01 = $conn->prepare($sql01); // 1.2.执行预处理,获取预处理结果对象 $pre01->bind_param("s",$uname01); // 1.3.将字段与预处理绑定。$uname指向sql语句里面的'?'。 $uname01 = $_POST["username"]; // 1.4.为参数赋值:用户名来源于注册页面的用户输入信息 $pre01->execute(); // 1.5 执行查询 // 如果用户名已经存在,就提示用户重新注册 if($pre01->fetch()){ // 1.6判断执行结果,fetch()获取查询到的数据,如果有值就提示重名 die( "该用户名已被占用,请重新注册<br/><a href='zhuce.html'>点击重新注册</a>"); }else{ // 1.定义sql--添加 $sql02="insert into manager_info (manager_id, manager_username, manager_password) values (null, ?, ?)"; // 2.执行预处理,获取预处理结果对象 $pre02 = $conn->prepare($sql02); // 3.将字段与预处理绑定 $pre02->bind_param("ss",$manager_username, $manager_password); // s:string i:int // 4.为参数赋值:用户,密码 $manager_username = trim($_POST["username"]); $manager_password = sha1(md5(trim($_POST["password"]))); // 对密码进行加密 // 5.判断执行结果 if(!$pre02->execute()){ die( "注册失败<br/><a href='zhuce.html'>点击重新注册</a>"); }else{ echo ' <div class="modal fade" id="delModal" tabindex="-1" aria-labelledby="delModalLabel" aria-hidden="true"> <div class="modal-dialog"> <div class="modal-content"> <div class="modal-header"> <h5 class="modal-title" id="delModalLabel">注册成功!</h5> <button type="button" class="btn-close" data-bs-dismiss="modal" aria-label="Close" onclick="goToLogin()"></button> </div> <div class="modal-body"> 即将进入登录页面。
if($result->num_rows > 0){ // num_rows 查询的结果行数 // 输出表格头部信息 echo " <h3 class='text-light d-flex justify-content-center fs-2 bg-dark mt-3'>图书信息表</h3> <table class='table table-bordered table-hover table-responsive text-nowrap'> <tr class='fs-5'> <th class='text-primary'>图书编号</th> <th class='text-primary'>书名</th> <th class='text-primary'>作者</th> <th class='text-primary'>出版社</th> <th class='text-primary'>页码</th> <th class='text-primary'>数量</th> <th class='de d-flex justify-content-center text-primary'>操作</th> </tr>"; while($row = $result->fetch_assoc()){ // fetch_assoc()从结果集中取得一行作为关联数组 echo "<tr> <td class='text-secondary fs-5'>{$row['book_id']}</td> <td class='text-secondary fs-5'>{$row['book_name']}</td> <td class='text-secondary fs-5'>{$row['author']}</td> <td class='text-secondary fs-5'>{$row['publisher']}</td> <td class='text-secondary fs-5'>{$row['page']}</td> <td class='text-secondary fs-5'>{$row['number']}</td> <td class='d-flex justify-content-center'> <a href='operate.php?action=delete&id={$row['book_id']}'> <button class='btn btn-danger' onclick='javascript:return del()'>删除</button> </a>  <a href='update.php?id={$row['book_id']}'> <button class='btn btn-primary'>修改</button> </a>
$sql01="select book_name from book_info where book_name = ? "; // 1.1.定义sql--查询 $pre01 = $conn->prepare($sql01); // 1.2.执行预处理,获取预处理结果对象 $pre01->bind_param("s",$book_name); // 1.3.将字段与预处理绑定。$uname指向sql语句里面的'?'。 $book_name = $_POST["bookname"]; // 1.4.为参数赋值:用户名来源于注册页面的用户输入信息 $pre01->execute(); // 1.5 执行查询 if($pre01->fetch()){ // 1.6判断执行结果,fetch()获取查询到的数据,如果有值就提示重名 die( "该书名已被占用,请重新录入<br/><a href='add.html'>点击重新录入</a>"); }else{ // 1.定义sql--添加 $sql02="insert into book_info (book_id, book_name, author, publisher, page, number) values (null, ?, ?, ?, ?, ?)"; // 2.执行预处理,获取预处理结果对象 $pre02 = $conn->prepare($sql02); // 3.将字段与预处理绑定 $pre02->bind_param("sssii", $book_name, $author, $publisher, $page, $number); // s:string i:int // 4.为参数赋值:用户,密码 $book_name = $_POST["bookname"]; $author = $_POST["author"]; $publisher = $_POST["publisher"]; $page = @$_POST["page"]; $number = $_POST["number"]; // 5.判断执行结果 if(!$pre02->execute()){ die( "<script>alert('添加成功!');window.location.href='add.html';</script>"); }else{ echo "<script>alert('添加成功!');window.location.href='index.php';</script>"; }
<?php
include "conn.php";
$sql="select * from book_info where book_id = ?";
$pre = $conn->prepare($sql);
$pre->bind_param("i",$book_id);
$book_id = $_GET['id'];
$pre->bind_result($book_id, $book_name, $author, $publisher, $page, $number);
$pre->execute();
$pre->fetch();
?>
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