startsWith

Creates a pipeline validation action that validates the start of a string.

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

Generics

  • TInput extends string
  • TRequirement extends string

Parameters

Explanation

With startsWith you can validate the start of a string. If the start does not match the requirement, you can use message to customize the error message.

Returns

Examples

The following examples show how startsWith can be used.

HTTPS URL schema

Schema to validate a HTTPS URL.

const HttpsUrlSchema = string([url(), startsWith('https://')]);

The following APIs can be combined with startsWith.

Schemas

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