upgrader_pre_install WordPress Filter Hook
The upgrader_pre_install hook is triggered before a WordPress upgrade is performed. This hook can be used to perform any necessary actions before an upgrade, such as backing up data or checking for compatibility.
apply_filters( 'upgrader_pre_install', bool|WP_Error $response , array $hook_extra ) #
Filters the installation response before the installation has started.
Description
Returning a value that could be evaluated as a WP_Error will effectively short-circuit the installation, returning that value instead.
Parameters
- $response
(bool|WP_Error)Installation response.
- $hook_extra
(array)Extra arguments passed to hooked filters.
Source
Changelog
| Version | Description |
|---|---|
| 2.8.0 | Introduced. |