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    VarIsNull

    Check if a variant is null.

    Declaration

    Source position: variants.pp line 83

    function VarIsNull(const V: Variant) : Boolean;

    Description

    VarIsNull returns True if the type of the variant V is varNull. No dereferencing is done.

    See also

    Name Description
    VarIsEmpty Check if the variant is empty.
    VarType Return the type of a variant.
    VarIsNumeric Check if the variant is a numerical value.
    VarIsStr Check if the variant is a string.