For AI agents: the complete documentation index is available at /hclapi/llms.txt, the full documentation bundle is available at /hclapi/llms-full.txt, and this page is available as Markdown at /hclapi/docs/manifest/functions/strings/upper.md.
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    upper

    Converts all characters in a string to uppercase.

    Signature

    upper(str: string) -> string

    Parameters

    ParameterTypeRequiredDescription
    strstringyesInput string

    Return value

    Returns the documented result for the function signature.

    Example

    body = { country = upper(ctx.request.query.country) }