Question

Alert: 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.

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description

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返回值

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

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源代码

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;
}

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更新日志

Version	description
3.4.0	Introduced.

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相关函数

Uses

• wp-includes/vars.php: wp_is_mobile()

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Used By

• wp-admin/includes/media.php: media_upload_form()
• wp-includes/media.php: wp_plupload_default_settings()
• wp-includes/media-template.php: wp_print_media_templates()

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User Contributed Notes