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

VarCheckEmpty

Raise exception if a variant is empty.

Declaration

Source position: variants.pp line 75

procedure VarCheckEmpty(

  const V: Variant

);

Description

VarCheckEmpty will raise an EVariantError exception if the variant V is empty (it uses VarIsEmpty to check this.)

Errors

if the variant is empty an EVariantError exception is raised.

See also

VarIsEmpty

  

Check if the variant is empty

VarType

  

Return the type of a variant.

VarIsNull

  

Check if a variant is null


Documentation generated on: Jun 22 2020