Function isString

  • isString<T>(input, check?): input is T

  • Check if input is a string

    Type Parameters

    • T extends string

    Parameters

    • input: unknown

      Value to check

    • Optional check: RegExp | "url" | "non-empty"

      Optional check: RegExp, url (URL.canParse), non-empty (at least one non-whitespace character)

    Returns input is T

    true if the input passed, false otherwise

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