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clear

Short summary​

This method clears/deletes all clearable data from this object.

Parameters​

none

Code​

Declaration​

METHOD clear
VAR CONSTANT
	OBJECT_NOT_REFERENCED	:__XWORD := 0;
END_VAR

Implementation​

THIS^.announceChange();
THIS^.destructNodeAndAllChilds(node := THIS^.rootNode, FALSE);
THIS^.rootNode := OBJECT_NOT_REFERENCED;