notLength

Creates a pipeline validation action that validates the length of a string or array.

const Validation = notLength<TInput, TRequirement>(requirement, message);

Generics

  • TInput extends string | any[]
  • TRequirement extends number

Parameters

Explanation

With notLength you can validate the length of a string or array. If the input does not match the requirement, you can use message to customize the error message.

Returns

Examples

The following examples show how notLength can be used.

String schema

Schema to validate the length of a string.

const StringSchema = string([
  notLength(8, 'The string must not be 8 characters long.'),
]);

Array schema

Schema to validate the length of an array.

const ArraySchema = array(number(), [
  notLength(10, 'The array must not contain 10 numbers.'),
]);

The following APIs can be combined with notLength.

Schemas

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