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{{Makros und Scripting}}
Hier finden Sie nützliche [https://de.wikipedia.org/wiki/Prozedur_(Programmierung) Funktionen], die Sie in den Makros verwenden können, um das gewünschte Ergebnis zu erzielen.
=Liste der Prozeduren=
==MyFreeAndNil==
Definition:
<syntaxhighlight lang="Delphi">
procedure MyFreeAndNil(var Obj);
</syntaxhighlight>
Erklärung:<br />
Schließt die Instanz eines [https://de.wikipedia.org/wiki/Objekt_(Programmierung) Objektes] und gibt den reservierten [https://de.wikipedia.org/wiki/Arbeitsspeicher Arbeitsspeicher] wieder frei. Die Objekt-Variable wird dabei auf nil ([https://de.wikipedia.org/wiki/Nullwert Nullwert] in [https://de.wikipedia.org/wiki/Embarcadero_Delphi Delphi]/[https://de.wikipedia.org/wiki/Pascal_(Programmiersprache) Pascal]) gesetzt.<br />
<br />
Beispiel:
<syntaxhighlight lang="Delphi">
oBeispiel := TObject.Create();
MyFreeAndNil(oBeispiel);
//oBeispiel ist jetzt nil
</syntaxhighlight>

Version vom 12. April 2019, 08:27 Uhr


Hier finden Sie nützliche Funktionen, die Sie in den Makros verwenden können, um das gewünschte Ergebnis zu erzielen.

Liste der Prozeduren

MyFreeAndNil

Definition: 

procedure MyFreeAndNil(var Obj);

Erklärung:
Schließt die Instanz eines Objektes und gibt den reservierten Arbeitsspeicher wieder frei. Die Objekt-Variable wird dabei auf nil (Nullwert in Delphi/Pascal) gesetzt.

Beispiel: 

oBeispiel := TObject.Create();
MyFreeAndNil(oBeispiel);
//oBeispiel ist jetzt nil
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