[Overview][Constants][Types][Classes][Procedures and functions][Variables][Index] Reference for unit 'Variants' (#rtl)

VarIsError

Check if the variant has type varError

Declaration

Source position: variants.pp line 111

function VarIsError(

  const V: Variant;

  out AResult: HRESULT

):Boolean;

function VarIsError(

  const V: Variant

):Boolean;

Arguments

V

  

Variant to check

Function result

True if the type is varError

Arguments

V

  

Variant to check

Description

VarIsError checks V and returns True if the type is varError.

See also

VarIsNull

  

Check if a variant is null

VarIsEmpty

  

Check if the variant is empty

VarIsOrdinal

  

Check if the variant is an ordinal value.

VarIsEmptyParam

  

Check if the variant is an error value for VAR_PARAMNOTFOUND


Documentation generated on: Jun 23 2021