[nthtran]

The React demo does use PureRenderMixin [0].

And virtual-dom also supports keys.

[0] https://github.com/BinaryMuse/react-primer/blob/gh-pages/dem...

[glenjamin]

Ah yes, I only read the top file, didn't realise the demo was split into multiple components.

Do you have a link to the source for the virtual-dom version?