Title: is_upload_space_available
Published: April 25, 2014
Last modified: May 20, 2026

---

# is_upload_space_available(): bool

## In this article

 * [Return](https://developer.wordpress.org/reference/functions/is_upload_space_available/?output_format=md#return)
 * [Source](https://developer.wordpress.org/reference/functions/is_upload_space_available/?output_format=md#source)
 * [Related](https://developer.wordpress.org/reference/functions/is_upload_space_available/?output_format=md#related)
 * [Changelog](https://developer.wordpress.org/reference/functions/is_upload_space_available/?output_format=md#changelog)

[ Back to top](https://developer.wordpress.org/reference/functions/is_upload_space_available/?output_format=md#wp--skip-link--target)

Determines if there is any upload space left in the current blog’s quota.

## 󠀁[Return](https://developer.wordpress.org/reference/functions/is_upload_space_available/?output_format=md#return)󠁿

 bool True if space is available, false otherwise.

## 󠀁[Source](https://developer.wordpress.org/reference/functions/is_upload_space_available/?output_format=md#source)󠁿

    ```php
    function is_upload_space_available() {
    	if ( get_site_option( 'upload_space_check_disabled' ) ) {
    		return true;
    	}

    	return (bool) get_upload_space_available();
    }
    ```

[View all references](https://developer.wordpress.org/reference/files/wp-includes/ms-functions.php/)
[View on Trac](https://core.trac.wordpress.org/browser/tags/7.0/src/wp-includes/ms-functions.php#L2667)
[View on GitHub](https://github.com/WordPress/wordpress-develop/blob/7.0/src/wp-includes/ms-functions.php#L2667-L2673)

## 󠀁[Related](https://developer.wordpress.org/reference/functions/is_upload_space_available/?output_format=md#related)󠁿

| Uses | Description | 
| [get_upload_space_available()](https://developer.wordpress.org/reference/functions/get_upload_space_available/)`wp-includes/ms-functions.php` |

Determines if there is any upload space left in the current blog’s quota.

  | 
| [get_site_option()](https://developer.wordpress.org/reference/functions/get_site_option/)`wp-includes/option.php` |

Retrieve an option value for the current network based on name of option.

  |

| Used by | Description | 
| [media_upload_form()](https://developer.wordpress.org/reference/functions/media_upload_form/)`wp-admin/includes/media.php` |

Outputs the legacy media upload form.

  | 
| [wpmu_checkAvailableSpace()](https://developer.wordpress.org/reference/functions/wpmu_checkavailablespace/)`wp-admin/includes/ms-deprecated.php` |

Determines if the available space defined by the admin has been exceeded by the user.

  | 
| [wp_plupload_default_settings()](https://developer.wordpress.org/reference/functions/wp_plupload_default_settings/)`wp-includes/media.php` |

Prints default Plupload arguments.

  | 
| [wp_print_media_templates()](https://developer.wordpress.org/reference/functions/wp_print_media_templates/)`wp-includes/media-template.php` |

Prints the templates used in the media manager.

  |

## 󠀁[Changelog](https://developer.wordpress.org/reference/functions/is_upload_space_available/?output_format=md#changelog)󠁿

| Version | Description | 
| [3.0.0](https://developer.wordpress.org/reference/since/3.0.0/) | Introduced. |

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