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  • Lewis Grisby thinks this is interesting:

" " == 0; << true " " == "0"; << false false == "0"; << true "1" == true; << true "2" == true; << false "true" == true; << false null == undefined; << true

From

Cover of JavaScript: Novice to Ninja, 2nd Edition

Note

This is puzzling me. I don't know why it is false.