Joomla! Programmers Documentation

The combo form field type provides a combobox field, which offers a list like the List Form Field Type, but additionally allows free text

• type (mandatory) must be combo.
• name (mandatory) is the unique name of the field.
• label (mandatory) (translatable) is the field html label.
• description (optional) (translatable) is the field description.
• class (optional) allows you set a css class for display. If omitted this will default to 'combobox'.
• readonly (optional) set to "true", meaning not editable, defaults to false.
• disabled (optional) set to "true", meaning not enabled, defaults to false.
• size (optional) sets the input size of the field.
• required (optional) sets whether input is required, defaults to no input required.

Implemented by: libraries/src/Form/Field/ComboField.php

Example XML parameter definition¶

<field
        name="myeditbox" 
        type="combo" 
        label="MyEditBox" 
        description="myeditbox_Desc" 
        size="7">
        <option value="1">Option 1</option>
        <option value="2">Option 2</option>
/>