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Reference for unit 'Variants' (#rtl)

VarIsFloat

Check if the variant is a floating-point value.

Declaration

Source position: variants.pp line 81

function VarIsFloat(

const V: Variant

):Boolean;

V

Variant to check

True if the value is of the type FloatVarTypes

VarIsCustom returns True if the variant V is of one of the ordinal types: FloatVarTypes (varSingle,varDouble,varCurrency).

VarIsEmpty		Check if the variant is empty
VarIsNull		Check if a variant is null
VarIsCustom		Check if the variant is a custom value.
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