VarIsClear function
Check if a variant is clear.
Declaration
function VarIsClear(const V: Variant): BooleanDescription
VarIsClear returns
True if the variant
V is empty, or it is a dispatch type with value Nil.
For custom types, the decision is left to the custom type.See also
An experiment, built from development snapshots. Not the official Free Pascal or Lazarus documentation.