how can I select the shapes with customized condition?

[jiazhiqiang]

follow the title, e.g

                                    1. only want to select the shapes  with : model height > 10.

                                   2. select the shapes with parameter shapeCreation = true && area > 20 ...

                                    etc

newbie,need details. thanks in advance!

[Anonymous User]

For #1: In your rule, when the condition model height > 10 is true then extrude the building to an abnormally high height like 300, or color is a certain color. Just "flag" the error using the rule.

For #2: Learn python for CE.