Hi Matt and thanks for your answer. But the way you discribe doesn't show me the summarized lenght of the selected features. If I am not wrong, I can only get the length of every single feature i selected - but I need to get the sum! Anyway, you gave the right direction: I now did find a way! I don't know what the tool/window is called in english (as I use the german version), but in german it is called "Auswahlstatistik"; maybe it is exactly what you meant :cool:
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