save binary data (audio, video, image, document, ...)

<form method="post" action="save-binary.php" enctype="multipart/form-data">
	<input type="file" name="files" multiple>
	<br>
	<button type="submit" class="button is-dark is-shadowless">
		Send
	</button>
</form>

<hr>

array(0) {
}