Form field: exists

Plugin ID: eca_form_field_exists

Available since: 1.0.0

Looks up the current form structure whether a specified field exists.

Fields

Field name — config key: field_name

The input name of the form field. This is mostly found in the "name" attribute of an <input> form element. For submit buttons within content forms: Use "submit" for the labeled "Save" button, and "preview" for the labeled "Preview" button.
This field supports tokens.

Type: textfield · Required: yes · Default: empty string

Negate the condition — config key: negate

Negates the condition. Makes TRUE to FALSE and vice versa.

Type: checkbox · Required: no · Default: false