php mysql增删改除页面之增加页面

    xiaoxiao2021-04-15  290

    <?php function add(){ //先校验是否非空 if(empty($_POST['title'])){ $GLOBALS['error_message']='请输入标题'; return; } if(empty($_POST['artist'])){ $GLOBALS['error_message']='请输入歌手'; return; } if(!(isset($_POST['gender'])&&$_POST['gender']!=='-1')){ $GLOBALS['error_message']='请输入性别'; return; } $title=$_POST['title']; $artist=$_POST['artist']; $gender=$_POST['gender']; if (empty($_FILES['images'])) { $GLOBALS['error_message'] = '请正常使用表单'; return; } $images = $_FILES['images']; // 准备一个容器装所有的海报路径 // 遍历这个文件域中的每一个文件(判断是否成功、判断类型、判断大小、移动到网站目录中) for ($i = 0; $i < count($images['name']); $i++) { // $images['error'] => [0, 0, 0] if ($images['error'][$i] !== UPLOAD_ERR_OK) { $GLOBALS['error_message'] = '上传海报文件失败1'; return; } //$ext=pathinfo($_FILES['images']['name'],PATNINFO_EXTENSION); $dest = 'uploads/' . uniqid() . iconv('UTF-8', 'GBK', $images['name'][$i]); // move_uploaded_file 在 Windows 中文系统上要求传入的参数如果有中文必须是 GBK 编码 // 切记在接收文件时注意文件名中文的问题,通过iconv函数转换中文编码为 GBK 编码 if (!move_uploaded_file($images['tmp_name'][$i], $dest)) { $GLOBALS['error_message'] = '上传海报文件失败2'; return; } } $con=mysqli_connect('localhost','root','123456','test'); if(!$con){ exit('<h1>数据库链接失败</h1>'); } //var_dump("insert into demo values (null, '{$title}', '{$artist}',{$gender},'{$images}');"); //开始查询 // insert into demo values (null,'sds','as',0,'D:\www\uploads\5ccf02679ccf01534773864265.jpg'); //$query=mysqli_query($con,"insert into users values ('{$title}', '{$artist}',{$gender},'{$images}');"); $query = mysqli_query($con, "insert into users values (null, '{$title}','{$artist}', {$gender},'{$images}');"); if (!$query) { $GLOBALS['error_message'] = '查询过程失败'; return; } } //先校验是否是接收到post文件 if($_SERVER['REQUEST_METHOD']=='POST'){ add(); } ?> <!DOCTYPE html> <html lang="en"> <head> <meta charset="UTF-8"> <title>添加新音乐</title> <link rel="stylesheet" href="bootstrap.css"> </head> <body> <div class="container py-5"> <h1 class="dispaly-4">添加新音乐</h1> <?php if(isset($error_message)):?> <div class="alret alert-danger" role="alert"> <?php echo $error_message; ?> </div> <?php endif?> <form action="<?php echo $_SERVER['PHP_SELF']; ?>" method="post" enctype="multipart/form-data"> <div class="form-group"> <label for="title">标题</label> <input type="text" class="form-control" id="title" name="title"> </div> <div class="form-group"> <label for="artist">歌手</label> <input type="text" class="form-control" id="artist" name="artist"> </div> <div class="form-group"> <label for="gender">性别</label> <select class="form-control" id="gender" name="gender"> <option value="-1">选择性别</option> <option value="1">男</option> <option value="0">女</option> </select> </div> <div class="form-group"> <label for="images">海报</label> <!-- multiple 可以让一个文件域多选 --> <input type="file" class="form-control" id="images" name="images[]" accept="image/*" > </div> <button class="btn btn-primary btn-block">保存</button> </form> </div> </body> </html>

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