function hook_module_preinstall
hook_module_preinstall($module)
Perform necessary actions before a module is installed.
Parameters
string $module: The name of the module about to be installed.
Related topics
- Hooks
- Define functions that alter the behavior of Drupal core.
File
- core/lib/Drupal/Core/Extension/module.api.php, line 168
- Hooks related to module and update systems.
Code
function hook_module_preinstall($module) { mymodule_cache_clear(); }
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https://api.drupal.org/api/drupal/core!lib!Drupal!Core!Extension!module.api.php/function/hook_module_preinstall/8.1.x