CRUD

CRUD

主界面

<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
<html xmlns="http://www.w3.org/1999/xhtml">
<head>
<meta http-equiv="Content-Type" content="text/html; charset=utf-8" />
<title>无标题文档</title>

<link href="bootstrap/css/bootstrap.min.css" rel="stylesheet" type="text/css" />
<script src="bootstrap/js/jquery-1.11.2.min.js"></script>
<script src="bootstrap/js/bootstrap.min.js"></script>

</head>

<body>

<table class="table table-striped">
  <caption>人员信息展示</caption>
  <thead>
    <tr>
      <th>代号</th>
      <th>姓名</th>
      <th>性别</th>
      <th>民族</th>
      <th>生日</th>
      <th>操作</th>
    </tr>
  </thead>
  <tbody>
      <?php
    $db = new MySQLi("localhost","root","123","mydb");
    $sql = "select info.code,info.name,sex,nation.name,birthday from info,nation where info.nation=nation.code";
    $result = $db->query($sql);
    if($result){
        $arr = $result->fetch_all();
        foreach($arr as $v){
            $sex = $v[2]?"":"";
            echo "<tr>
      <td>{$v[0]}</td>
      <td>{$v[1]}</td>
      <td>{$sex}</td>
      <td>{$v[3]}</td>
      <td>{$v[4]}</td>
      <td><a href='./delete.php?code={$v[0]}' onclick="return confirm('确认删除么?')"><button type='button' class='btn btn-primary btn-sm'>删除</button></a><a href='.xiugai.php?code={$v[0]}'><button type='button' class='btn btn-primary btn-sm'>修改<button></a></td>
    </tr>";
        }
    }
    ?>
  </tbody>
</table>

<div><a href="./tianjia.php">添加数据</a></div>

</body>
</html>

添加界面

<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
<html xmlns="http://www.w3.org/1999/xhtml">
<head>
<meta http-equiv="Content-Type" content="text/html; charset=utf-8" />
<title>无标题文档</title>
<link href="bootstrap/css/bootstrap.min.css" rel="stylesheet" type="text/css" />
<script src="bootstrap/js/jquery-1.11.2.min.js"></script>
<script src="bootstrap/js/bootstrap.min.js"></script>
</head>

<body>
<h1>添加数据</h1>

<form action="./add.php" method="post">
<div class="panel panel-default" style="max-500px">
    <div class="panel-body">
        
         <div class="input-group">
            <span class="input-group-addon">代号:</span>
            <input type="text" class="form-control" placeholder="请输入代号" name="code">
        </div>
        <br />
        <div class="input-group">
            <span class="input-group-addon">姓名:</span>
            <input type="text" class="form-control" placeholder="请输入姓名" name="name">
        </div>
        <br />
        <div class="input-group">
            <span class="input-group-addon">性别:</span>
            &nbsp;&nbsp;
            男<input type="radio" name="sex" value="1" />
            &nbsp;
            女<input type="radio" name="sex" value="0" />
        </div>
        <br />
        <div class="input-group">
            <span class="input-group-addon">民族:</span>
            &nbsp;&nbsp;
               <select name="nation">
                <?php
                $db = new MySQLi("localhost","root","123","mydb");
                $sql = "select * from nation";
                $result = $db->query($sql);
                if($result){
                    $arr = $result->fetch_all();
                    foreach($arr as $v){
                        echo "<option value='{$v[0]}'>{$v[1]}</option>";
                    }
                }
                ?>
            </select>
        </div>
        <br />
        <div class="input-group">
            <span class="input-group-addon">生日:</span>
            <input type="text" class="form-control" placeholder="请输入生日" name="birthday">
        </div>
        <br />
        <input class="btn btn-default" type="submit" value="添加数据">
        
    </div>
</div>
</form>

</body>
</html>

添加处理界面

<?php
$code = $_POST["code"];
$name = $_POST["name"];
$sex = (int)$_POST["sex"];
$nation = $_POST["nation"];
$birthday = $_POST["birthday"];

$db = new MySQLi("localhost","root","123","mydb");
$sql = "insert into info values('{$code}','{$name}',{$sex},'{$nation}','{$birthday}')";

$result = $db->query($sql);

if($result){
    //header("location:tianjia.php");
    echo "<script type='text/javascript'>window.location.href='tianjia.php';</script>";
}else{
    echo "添加失败!";
}

修改界面

<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
<html xmlns="http://www.w3.org/1999/xhtml">
<head>
<meta http-equiv="Content-Type" content="text/html; charset=utf-8" />
<title>无标题文档</title>
<link href="bootstrap/css/bootstrap.min.css" rel="stylesheet" type="text/css" />
<script src="bootstrap/js/jquery-1.11.2.min.js"></script>
<script src="bootstrap/js/bootstrap.min.js"></script>
</head>

<body>
<h1>修改数据</h1>
<?php
//取出主键值
$code = $_GET["code"];
//读取该条数据
$db = new MySQLi("localhost","root","123","mydb");
$sql = "select * from info where code='{$code}'";
$result = $db->query($sql);
$arr1 = $result->fetch_row();
?>
<form action="./update.php" method="post">
<div class="panel panel-default" style="max-500px">
    <div class="panel-body">
        
         <div class="input-group">
            <span class="input-group-addon">代号:</span>
            <input type="text" class="form-control" placeholder="请输入代号" readonly="readonly" name="code" value="<?php echo $arr1[0] ?>">
        </div>
        <br />
        <div class="input-group">
            <span class="input-group-addon">姓名:</span>
            <input type="text" class="form-control" placeholder="请输入姓名" name="name" value="<?php echo $arr1[1] ?>">
        </div>
        <br />
        <div class="input-group">
            <span class="input-group-addon">性别:</span>
            &nbsp;&nbsp;
            男<input type="radio" name="sex" value="1" <?php echo $arr1[2]?"checked='checked'":""; ?> />
            &nbsp;
            女<input type="radio" name="sex" value="0" <?php echo $arr1[2]?"":"checked='checked'"; ?> />
        </div>
        <br />
        <div class="input-group">
            <span class="input-group-addon">民族:</span>
            &nbsp;&nbsp;
               <select name="nation">
                <?php
                $sql = "select * from nation";
                $result = $db->query($sql);
                if($result){
                    $arr = $result->fetch_all();
                    foreach($arr as $v){
                        if($v[0]==$arr1[3]){
                            echo "<option value='{$v[0]}' selected='selected'>{$v[1]}</option>";
                        }else{
                            echo "<option value='{$v[0]}'>{$v[1]}</option>";
                        }
                    }
                }
                ?>
            </select>
        </div>
        <br />
        <div class="input-group">
            <span class="input-group-addon">生日:</span>
            <input type="text" class="form-control" placeholder="请输入生日" name="birthday" value="<?php echo $arr1[4] ?>">
        </div>
        <br />
        <input class="btn btn-default" type="submit" value="修改数据">
        
    </div>
</div>
</form>

</body>
</html>

修改处理页面

<?php
$code = $_POST["code"];
$name = $_POST["name"];
$sex = (int)$_POST["sex"];
$nation = $_POST["nation"];
$birthday = $_POST["birthday"];

$db = new MySQLi("localhost","root","123","mydb");
$sql = "update info set name='{$name}',sex={$sex},nation='{$nation}',birthday='{$birthday}' where code='{$code}'";

$result = $db->query($sql);
if($result){
    header("location:main.php");
}else{
    echo "修改失败!";
}

删除界面

<?php
$code = $_GET["code"];
$db = new MySQLi("localhost","root","123","mydb");
$sql = "delete from info where code='{$code}'";
$result = $db->query($sql);
if($result){
    header("location:main.php");
}else{
    echo "删除失败!";
}
原文地址:https://www.cnblogs.com/Whitehat/p/8456632.html