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How to Show Help Text on CMS Form Fields
Sometimes you need to express more context for a form field
than is suitable for its
The CMS provides you with an easy way to transform
form field attributes into either help text
shown alongside the field, or a tooltip which shows on demand.
FormField->setDescription() method will add a
at the last position within the field, and expects unescaped HTML content.
TextField::create('MyText', 'My Text Label') ->setDescription('More <strong>detailed</strong> help');
To show the help text as a tooltip instead of inline,
TextField::create('MyText', 'My Text Label') ->setDescription('More <strong>detailed</strong> help') ->addExtraClass('cms-description-tooltip');
Tooltips are only supported
for native, focusable input elements, which excludes
more complex fields like
DropdownField with the chosen.js behaviour applied.
Note: For more advanced help text we recommend using Custom form field templates;