Function maxLengthValidator

maxLengthValidator(
maxLength?: number,
errorMessage?: string,
): SyncValidationFunction<ElementWithLength | null>
Returns a validation function to validate that the length of the value is less than or equal to the max length, if given.

Note: null values count as valid.
Parameters
- OptionalmaxLength: number
  The maximum allowed length of a value.
- OptionalerrorMessage: string
  A custom error message to display if the value is invalid.
Returns SyncValidationFunction<ElementWithLength | null>