error<T extends FormFieldState<G>, G> method

String? error<T extends FormFieldState<G>, G>(
  1. String fieldName
)

Retrieves the error message for a form field by its fieldName.

  • fieldName The name of the field whose error message is to be retrieved.
  • Returns: The error message of the specified form field, or null if no error exists.

Implementation

String? error<T extends FormFieldState<G>, G>(String fieldName) =>
    get<T, G>(fieldName).error;