@angular/forms/signals

ValidationErrorWithOptionalField

interface

Validation error with optional field.

API

    
      interface ValidationErrorWithOptionalField extends ValidationError {}

(() => FieldState<unknown, string | number>) | undefined

The field associated with this error.

string

Identifies the kind of error.

string | undefined

Human readable error message.

Validation error with optional field.

This is generally used in places where the result might have a field. e.g., as a result of a validateTree, or when handling form submission.