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Summery Summery
Updates metadata for a site.
Syntax Syntax
Description Description
Use the $prev_value parameter to differentiate between meta fields with the same key and site ID.
If the meta field for the site does not exist, it will be added.
Parameters Parameters
- $site_id
-
(Required) Site ID.
- $meta_key
-
(Required) Metadata key.
- $meta_value
-
(Required) Metadata value. Must be serializable if non-scalar.
- $prev_value
-
(Optional) Previous value to check before removing.
Default value: ''
Return Return
(int|bool) Meta ID if the key didn't exist, true on successful update, false on failure.
Source Source
File: wp-includes/ms-site.php
* @since 5.1.0 * * @param int $site_id Site ID.
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Changelog Changelog
| Version | Description |
|---|---|
| 5.1.0 | Introduced. |