Benchmark: Testing for false vs === undefined vs hasOwnProperty for undefined member

Script Preparation code:

var n = {};
var unde = undefined;

Tests:

Rendered benchmark preparation results:

Previous results

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Latest run results:

Run details: (Test run date: one year ago)

User agent: Mozilla/5.0 (X11; Ubuntu; Linux x86_64; rv:109.0) Gecko/20100101 Firefox/109.0

Browser/OS: Firefox 109 on Ubuntu

Testing for false vs === undefined vs hasOwnProperty for undefined member (version: 0)