Lade...
 

CX_FORMULA_ATTRIBUTE::GetInputVarNames

CX_FORMULA_ATTRIBUTE::GetInputVarNames

Beschreibung:

Ruft CX_FORMULA::GetInputVarNames auf der zugrunde liegenden Formel auf.

Code-Beispiel:
// Create the formula attribute with formula: volume=width*height*depth
Var(formulaAttribute, formula)
CreateTransObject(CX_FORMULA_ATTRIBUTE) -> formulaAttribute
CreateTransObject(CX_FORMULA) -> formula
"width*height*depth" // = volume
formula Put

"volume" formulaAttribute Put(NameMA())  // which slot should be calculated?
formula formulaAttribute Link(formula)   // how should the slot's value be calculated?


// Only 'depth' is returned as input variable because 'width' and 'height' are ambiguous
// slot names and are stored as accesspaths
NULL formulaAttribute Call(GetInputVarNames) // -> [ "depth" ]
Stack
Stack Position Objekttyp Kurzbeschreibung
Stack(In) Top CX_FORMULA_ATTRIBUTE Ein Formel Attribut
  Top-1 CX_CONTAINER Der Container, dem die Slots hinzugefügt werden sollen oder NULL
Stack(Out) Top VECTOR<STRING> Die (internen) Namen der Slots, die an die Formel gebunden sind
Funktionsaufruf: Call(GetInputVarNames)
Verwandte Themen