Rell Stdlib
Rell Docgen 0.16.7
    FUNCTION

    json.is_null

    Rell Stdlib / Rell Stdlib / [root] / json
    pure function is_null(): boolean

    Determine whether this JSON value is null.

    Returns

    true if this JSON value is null, false otherwise

    Since

    0.14.16

    © 2026 Chromia