What is the purpose of the upload script provided in the code?

The purpose of the upload script provided in the code is to handle file uploads from users to a server. It allows users to select a file from their local machine and upload it to the server for processing or storage. 

<?php
if ($_SERVER['REQUEST_METHOD'] === 'POST') {
    $uploadDir = 'uploads/';
    $uploadFile = $uploadDir . basename($_FILES['file']['name']);

    if (move_uploaded_file($_FILES['file']['tmp_name'], $uploadFile)) {
        echo "File is valid, and was successfully uploaded.";
    } else {
        echo "Upload failed";
    }
}
?>

Keywords

file upload PHP move_uploaded_file file handling form submission

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