Contents
What is the definition of a hook in Drupal?
Drupal’s module system is based on the concept of “hooks”. 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. To extend Drupal, a module need simply implement a hook.
Which is an example of a custom hook?
Here is an example that combines them both with validation. You can build a custom hook as a resolver. A custom hook can easily integrate with yup/Joi/Superstruct as a validation method, and to be used inside validation resolver. Define a memoized validation schema (or define it outside your component if you don’t have any dependencies)
What is the name of a hook in PHP?
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.
Which is an example of a react Hook form?
React Hook Form embraces uncontrolled components and is also compatible with controlled components. Most UI libraries are built to support only controlled components, such as Material-UI and Antd Besides, with React Hook Form the re-rendering of controlled component is also optimized. Here is an example that combines them both with validation.
How to update my table in Drupal version 7.x?
Similarly, suppose that for version 7.x-1.6 mymodule now needs a completely new table called mytable2. You perform the same two steps: Add the new table to mymodule_schema () in mymodule.install. Create a mymodule_update_N () function to create mytable 2 with the Schema API function db_create_table ():
How to create hook _ update _ N ( ) function in PHP?
Note that when you create a hook_update_N () function, you should add a documentation header to the function, whose first line concisely describes the update (s) to be performed. This documentation will be displayed to the user when running update.php.
Which is the config / install directory in Drupal 8?
The config/install directory is often all that’s needed in terms of setting up a contributed or custom module to work out of the box, and with the D8 version of Features, the same is often true of updates that involve straightforward updates to configuration .yml files.