"itemExists"
    
    The attribute "itemExists"; is used to check whether the specified item exists in a tree widget or not.
Synopsis
shape.itemExists(string ID);
Parameters
| Parameter | Description | 
|---|---|
| shape | Object name | 
| Id | The ID of the item | 
Description
The attribute "itemExists"; is used to check whether an item exists in a tree widget or not.
                
                Example
            
The following example checks whether the item "WinCC OA"; exists in the tree widget "TREE1";.
main()
{
  DebugN("Does the item WinCC OA exist: ",TREE1.itemExists("WinCC OA"));
}
        Assignment
Tree widget
