Allow modules to interact with the Drupal core.
A hook is a PHP function that is named foo_bar(), where “foo” is the name of the module (whose filename is thus foo.module) and “bar” is the name of the hook.
Each hook has a defined set of parameters and a specified result type.
A hook is a PHP function that is named foo_bar(), where “foo” is the name of the module (whose filename is thus foo.module) and “bar” is the name of the hook.
Each hook has a defined set of parameters and a specified result type.
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