What is the typical process for handling images in a database when using PHP?
When handling images in a database using PHP, it is common practice to store the image file in a directory on the server and then save the file path in the database. This allows for faster retrieval of the image and reduces the size of the database. To display the image on a webpage, you can simply retrieve the file path from the database and use it in an HTML <img> tag.
// Save image file to server
$target_dir = "uploads/";
$target_file = $target_dir . basename($_FILES["fileToUpload"]["name"]);
move_uploaded_file($_FILES["fileToUpload"]["tmp_name"], $target_file);
// Save file path to database
$image_path = $target_file;
$sql = "INSERT INTO images (image_path) VALUES ('$image_path')";
mysqli_query($conn, $sql);
// Display image on webpage
$image_path = $row['image_path']; // Retrieve image path from database
echo "<img src='$image_path' alt='Image'>";
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