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Reference for unit 'Variants' (#rtl)

VarIsCustom

Check if the variant is a custom value.

Declaration

Source position: variants.pp line 79

function VarIsCustom(

const V: Variant

):Boolean;

VarIsCustom returns True if the variant V is a custom variant (type is larger than CFirstUserType).

VarIsEmpty		Check if the variant is empty
VarIsNull		Check if a variant is null
VarIsOrdinal		Check if the variant is an ordinal value.
VarIsNumeric		Check if the variant is a numerical value
VarIsStr		Check if the variant is a string