What are the advantages of directly assigning desired file names during the file upload process in PHP, rather than renaming them afterwards?

Assigning desired file names during the file upload process in PHP has several advantages over renaming them afterwards. This approach allows you to control the file naming convention, ensuring consistency and organization. It also simplifies the process by eliminating the need for additional file system operations to rename files. Additionally, assigning file names during upload helps prevent naming conflicts and overwriting existing files.

// Specify the desired file name during the file upload process
$desiredFileName = "custom_filename.jpg";

// Check if file was uploaded successfully
if ($_FILES['file']['error'] === UPLOAD_ERR_OK) {
    $uploadPath = '/path/to/upload/directory/' . $desiredFileName;
    move_uploaded_file($_FILES['file']['tmp_name'], $uploadPath);
    echo "File uploaded successfully with custom name: " . $desiredFileName;
} else {
    echo "File upload failed";
}