ActiveVOS Designer User’s Guide
To understand each part of a variable, rest your mouse over it to view a description, as shown.

A variable definition can include:
An icon appears to the left of a variable part, property, element, or attribute. The icon, such as a pair of brackets (< >), is associated with a structural entity, such as an element.
Variables used in copy operations have additional visual information, as described in Creating a Copy Operation Using Drag and Drop.
In addition, to the right of a part, a symbol may appear, including:
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