I wanted to test DOM performance, [for example](https://perf.link/#eyJpZCI6InYwbWM1N3VrdTRnIiwidGl0bGUiOiJbRE9NIHZpYSBzdHJpbmddIHZzIFthcHBlbmQoKSByZXR1cm5pbmcgdGhpc10iLCJiZWZvcmUiOiJjb25zdCBkYXRhID0ge1xuICBuYW1lOiAnSm9lJyxcbiAgYWdlOiAzNCxcbn1cblxuY29uc3Qgb3JpZ2luYWxBcHBlbmQgPSBFbGVtZW50LnByb3RvdHlwZS5hcHBlbmRcbkVsZW1lbnQucHJvdG90eXBlLmFwcGVuZCA9IGZ1bmN0aW9uIGFwcGVuZCguLi5hcmdzKSB7XG4gIG9yaWdpbmFsQXBwZW5kLmFwcGx5KHRoaXMsIGFyZ3MpXG4gIHJldHVybiB0aGlzXG59XG5cbmZ1bmN0aW9uIHJlbmRlcldpdGhTdHJpbmcoZGF0YSkge1xuICBkb2N1bWVudC5ib2R5Lmluc2VydEFkamFjZW50SFRNTCgnYmVmb3JlZW5kJywgYFxuICAgIDxkaXY%2BPHNwYW4%2BbmFtZTogJHtkYXRhLm5hbWV9PC9zcGFuPiAtIDxzcGFuPmFnZTogJHtkYXRhLmFnZX08L3NwYW4%2BPC9kaXY%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%3D). But `window` or `Element` are not defined. I'm guessing it's running the code in a worker. Would be sweet if we had an option to run in an iframe instead.
I wanted to test DOM performance, for example.
But
windoworElementare not defined. I'm guessing it's running the code in a worker. Would be sweet if we had an option to run in an iframe instead.