HelloDartTest.dart compiled with --optimize

HelloDartTest.dart.opt.js

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of course! this is so much better...

Personally I find this much easier to digest without all those verbose variable names and new-line characters.

Without --optimize enabled it’s 550735 bytes ≅ 538 KB.

Now it’s “only” 28494 bytes ≅ 28 KB.

Still doesn't seem to help performance