Checkbox form field type
From Joomla! Documentation
The checkbox form field type provides a single checkbox. If the parameter has a saved value this is selected when the page is first loaded. If not, the default value (if any) is selected.
- type (mandatory) must be checkbox
- name (mandatory) is the unique name of the parameter.
- label (mandatory) (translatable) is the descriptive title of the field.
- value (optional) is the default value of the checkbox. If exist the checkbox will be checked by default.
- description (optional) (translatable) is text that will be shown as a tooltip when the user moves the mouse over the drop-down box.
- class (optional) is a CSS class name for the HTML form field. If omitted this will default to 'inputbox'.
Example XML parameter definition:
<field name="mycheckbox" type="checkbox" label="Show title" description="" default="0" />