我已将db中的图像类型设置为blob,并且图像存储在db中,因为它显示为blob但是当我检索它时,只显示文件名
该代码用于html页面,用于创建表单
<!DOCTYPE HTML>
<html>
<head>
</head>
<body>
<h1>Login</h1>
<form method="post" action="insert.php">
Name <input name="name" placeholder="Enter your Name" type="text"/><br>
<br>
Password <input name="password" type="file"/><br>
<br>
<button type="submit" value="Submit">Submit</button>
</form>
</body>
</html>
这是我用来在数据库中插入数据的PHP代码
<?php
$servername="localhost";
$username="root";
$password="";
$dbname="test";
$conn=new mysqli($servername, $username, $password, $dbname);
if($conn->connect_error)
{
die($conn->connect_error);
}
else
{
}
$name=$_POST['name'];
$password=$_POST['password'];
$sql ="INSERT INTO `login`(`name`, `password`) VALUES ('$name', '$password')";
if($conn->query($sql) === TRUE)
{
echo "New Record Created";
header("Location: showStudents.php");
}
else
{
echo "Error " .$sql. "<br>" .$conn->error;
}
?>
这是php的代码,用于显示网页中的文件,但除了显示图像名称外,不显示图像
<?php
$servername = "localhost";
$username = "root";
$password = "";
$dbname = "test";
// Create connection
$conn = new mysqli($servername, $username, $password, $dbname);
// Check connection
if ($conn->connect_error) {
die("Connection failed: " . $conn->connect_error);
}
$sql = "SELECT * FROM login";
$result = $conn->query($sql);
if ($result->num_rows > 0) {
// output data of each row
while($row = $result->fetch_assoc()) {
echo "Name: " .$row["name"]. " Image: " .$row["password"]. "<br>";
}
} else {
echo "0 results";
}
?>