upload image to media library

					<?php
// Check if the form is submitted
if (isset($_POST['submit'])) {
    // Get the uploaded file information
    $files = $_FILES['images'];

    // Set up the upload directory
    $upload_dir = wp_upload_dir();

    // Loop through each file in the uploaded directory
    foreach ($files['tmp_name'] as $index => $tmp_name) {
        // Set up the file path and name
        $file_path = $upload_dir['path'] . '/' . basename($files['name'][$index]);

        // Move the uploaded file to the upload directory
        move_uploaded_file($tmp_name, $file_path);

        // Set up the attachment data
        $attachment = array(
            'guid' => $upload_dir['url'] . '/' . basename($files['name'][$index]),
            'post_mime_type' => $files['type'][$index],
            'post_title' => preg_replace('/.[^.]+$/', '', basename($files['name'][$index])),
            'post_content' => '',
            'post_status' => 'inherit'
        );

        // Insert the attachment into the media library
        $attachment_id = wp_insert_attachment($attachment, $file_path);

        // Generate metadata and thumbnails for the attachment
        if (!is_wp_error($attachment_id)) {
            require_once(ABSPATH . 'wp-admin/includes/image.php');
            $attachment_data = wp_generate_attachment_metadata($attachment_id, $file_path);
            wp_update_attachment_metadata($attachment_id, $attachment_data);
        }
    }

    // Display success message
    echo 'Images uploaded successfully!';
}
?>