Count and manipulate groups nested in a component

[DanRathbun]

@LST

I think I simply lack practice in Ruby, …

Ruby Learning Resources [WikiLists]

All seven of the lists below are set as wikis. INDEX PRIMERS & GUIDES BOOKS TUTORIALS REFERENCE TEMPLATES NEWS IDEAS

Also, if you are still running SU 17.3, bookmark these pages for Ruby 2.2.4 docs …

• Index of Files, Classes & Methods in Ruby 2.2.4 (Ruby 2.2.4)

• Ruby 2.2.4 Standard Library

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@LST

…, as I didn’t know well the grep method and how to use it to extract specific items in an array (in this case : Sketchup::Groups).

In the SketchUp API doc pages for it’s classes, pay attention to the top of the page where it lists what libraries are included. You will find that most all of the collection classes mix in the Enumerable library.

It is from this library that the #grep and #find_all methods come.