Function getNumberFromEnv

  • getNumberFromEnv(key: string): undefined | number

    Retrieves a number from an environment variable.

    • Returns undefined if the environment variable is empty, unset, contains only whitespace, or is not a number.
    • Returns a number in all other cases.

    Parameters

    • key: string

      The name of the environment variable to retrieve.

    Returns undefined | number

    • The number value or undefined.

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