FindObject (role)
function FindObject(const iExpression:string; const iOrderBy:string; iArgs:Array of variant):Integer;
Cette fonction retourne le premier objet du rôle vérifiant l'expression suivant l'ordre de tri
| Result | Index du premier objet retrouvé |
| iExpression | Expression logique |
| iOrderBy | Ordre de tri |
| iArgs | Argument de l'expression |
Exemple
//Procedure TestRoleFind;
var instX:WFClasseX; instXX:WFClasseXX; ls:WFClasseXXList; ctn,indx:Integer;
begin
// WFClasseX has a role list of WFClasseXX
//
instX := WFClasseX.Find('','',true,[]);
if not Assigned(instx) then Exit;
// FindObject on a role list, return the object with the lower amount in the 40..50 range
instXX := instX.WFClasseXXList.FindObject('(montant.value>%1) and (montant.value<%2)','montant',[40.00,50.00]);
if Assigned(instXX)
then ShowMessage(Format('Min amount:%02f',[instXX.montant.value]))
else ShowMessage('Role.FindObject not found');
// FindObject on a role list, return the object with the higher amount in the 40..50 range
instXX := instX.WFClasseXXList.FindObject('(montant.value>%1) and (montant.value<%2)','-montant',[40.00,50.00]);
if Assigned(instXX)
then ShowMessage(Format('Max amount:%02f',[instXX.montant.value]))
else ShowMessage('Role.FindObject not found');
end;
Voir aussi