requiredError — Angular

Create a required error associated with the target field

API

function requiredError(
  options: WithFieldTree<ValidationErrorOptions>,
): RequiredValidationError;
function requiredError(
  options?: ValidationErrorOptions | undefined,
): WithoutFieldTree<RequiredValidationError>;

function requiredError(options: WithFieldTree<ValidationErrorOptions>): RequiredValidationError;

Create a required error associated with the target field

@paramoptionsWithFieldTree<ValidationErrorOptions>

The validation error options

@returnsRequiredValidationError

function requiredError(options?: ValidationErrorOptions | undefined): WithoutFieldTree<RequiredValidationError>;

Create a required error

@paramoptionsValidationErrorOptions | undefined

The optional validation error options

@returnsWithoutFieldTree<RequiredValidationError>