Cost of scope lookups

Benchmark created by Andrew Hedges on

Preparation HTML

<script>
  var myvar = 'a string';
</script>

Test runner

Ready to run.

Testing in
TestOps/sec
Lookup
(function() {
  var a = myvar;
}())
ready
By Reference
(function(myvar) {
  var a = myvar;
}(myvar))
ready

Revisions

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