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    VarTypeIsValidArrayType

    Check if a variant type can be used in an array.

    Declaration

    Source position: variants.pp line 148

    function VarTypeIsValidArrayType(const aVarType: tvartype) : Boolean;

    Arguments

    Name Description
    aVarType Variant type to test.

    Function result

    True if the variant type can be used for an array element.

    Description

    VarTypeIsValidArrayType checks if the variant type aVarType can be used as the type of a variant array. It returns True if it is usable, false otherwise. Currently, the following types are valid: SmallInt, Integer, Single, Double, Date, Currency, OleStr, Dispatch, Error, Boolean, Variant, Unknown (interface IUnknown), ShortInt, Byte, Word, LongWord.

    See also

    Name Description
    VarIsArray Check whether a variant is an array.
    VarTypeIsValidElementType Check if a variant type can be used in an array.