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/Angular

requiredError

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

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

Create a required error

@paramoptionsValidationErrorOptions | undefined

The optional validation error options

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https://angular.dev/api/forms/signals/requiredError