This function’s access is marked private. This means it is not intended for use by plugin or theme developers, only in other core functions. It is listed here for completeness.

_device_can_upload()

Test if the current device has the capability to upload files.

Return

(bool) Whether the device is able to upload files.

Source

File: wp-includes/functions.php 

function _device_can_upload() {
	if ( ! wp_is_mobile() )
		return true;

	$ua = $_SERVER['HTTP_USER_AGENT'];

	if ( strpos($ua, 'iPhone') !== false
		|| strpos($ua, 'iPad') !== false
		|| strpos($ua, 'iPod') !== false ) {
			return preg_match( '#OS ([\d_]+) like Mac OS X#', $ua, $version ) && version_compare( $version[1], '6', '>=' );
	}

	return true;
}

Expand Source Code View on GitHub

Related

Uses

Uses
Uses Description
wp-includes/vars.php: wp_is_mobile()

Test if the current browser runs on a mobile device (smart phone, tablet, etc.)

Changelog

Changelog
Version Description
WP-3.4.0 Introduced.