Run details:
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/90.0.4430.93 Safari/537.36
Chrome 90
Windows
Desktop
3 years ago
Test name Executions per second
delete o.p; 7283160.0 Ops/sec
o.p = undefined; 4378062.0 Ops/sec
Script Preparation code:
Tests:
  • delete o.p;

  • o.p = undefined;