Function isFQDN

Checks if a string is a Fully Qualified Domain Name (FQDN).

  • isFQDN(value, options?): boolean

  • Parameters

    • value: string

      The string to validate.

    • options: IsFQDNOptions = {}

      Options for FQDN validation.

    Returns boolean

    true if the string is a valid FQDN, false otherwise. Examples of valid FQDNs: "domain.com", "subdomain.domain.com".

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