TFPExprIdentifierDef.OnGetVariableValue property
Event for variable value evaluation
Declaration
property OnGetVariableValue: TFPExprVariableEvent read FOnGetVarValue write FOnGetVarValue;Description
The OnGetVariableValueevent is triggered when the identifier represents a variable and its value needs to be retrieved during expression evaluation.
The event handler should return the current value of the variable.
An experiment, built from development snapshots. Not the official Free Pascal or Lazarus documentation.