Has one or more subdiagrams, or cases, exactly one of which executes when the structure executes. The value wired to the selector terminal determines which case to execute, and can be Boolean, string, integer, or enumerated type. Right-click the structure border to add or delete cases. Use the Labeling tool to enter value(s) in the case selector label and configure the value(s) handled by each case.
To scroll through the available subdiagrams, click the decrement and increment arrows in the selector label.You can add, duplicate, rearrange, or delete the subdiagrams.