我创建CMS,并且想将图像插入数据库。当我单击“提交”按钮时,程序将插入数据库标题,内容,但没有图像。在注册期间,程序将图像插入数据库。我不知道为什么不知道。我可能会犯任何我找不到的文字错误。
require_once('database.php');
class dodawanie extends database
{
private $errors ='';
private $img;
public function get_image()
{
return $this->img;
}
public function set_image($img)
{
$this->img = $img;
}
public function insert()
{
$field1 = $this->get_title();
$field2 = $this->get_content();
$field3 = $this->get_image();
$field4 = date('Y-m-d H:i:s');
if(empty($this->errors))
{
$sql = "INSERT INTO wiadomosci(`tytul`, `news`, `zdjecie`, `data_dodania`) VALUES('".$field1."', '".$field2."', '".$field3."', '".$field4."')";
$result = $this->connect()->query($sql);
}
}
if(isset($_POST['submit']))
{
$add = new dodawanie();
$fault3 = $add->set_image($_POST['avatar']);
echo $abc3 = $add->get_image();
$inser = $add->insert();
答案 0 :(得分:0)
首先要在MySQL中插入图片,我们必须在数据库中创建一个表。
运行MYSQL命令
CREATE TABLE `image` (
`image` LONGBLOB NOT NULL
) ENGINE=InnoDB DEFAULT CHARSET=latin1;
然后,如果index.php包含HTML表单,该表单允许用户选择要上传的图像文件,则将其插入其中
<!DOCTYPE html>
<html>
<head>
<title>Insert Image in MySql using PHP</title>
</head>
<body>
<?php
$msg = '';
if($_SERVER['REQUEST_METHOD']=='POST'){
$image = $_FILES['image']['tmp_name'];
$img = file_get_contents($image);
$con = mysqli_connect('localhost','root','','admin') or die('Unable To connect');
$sql = "insert into images (image) values(?)";
$stmt = mysqli_prepare($con,$sql);
mysqli_stmt_bind_param($stmt, "s",$img);
mysqli_stmt_execute($stmt);
$check = mysqli_stmt_affected_rows($stmt);
if($check==1){
$msg = 'Image Successfullly UPloaded';
}else{
$msg = 'Error uploading image';
}
mysqli_close($con);
}
?>
<form action="" method="post" enctype="multipart/form-data">
<input type="file" name="image" />
<button>Upload</button>
</form>
<?php
echo $msg;
?>
</body>
</html>
save as index.php and run