Benchmark: Object assing vs underscore assing

HTML Preparation code:

<script src="https://underscorejs.org/underscore-min.js"></script>

Tests:

Object assing
var params = { b:"hello", c: true, d:7 }; params.d = true;
Object extend
var params = { b:"hello", c: true, d:7 }; _.extend(params, {d:true});

Rendered benchmark preparation results:

Previous results

Test case name	Result
Object assing
Object extend

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Latest run results:

Run details: (Test run date: 2 years ago)

User agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_7) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/97.0.4692.71 Safari/537.36

Browser/OS: Chrome 97 on Mac OS X 10.15.7

Test name	Executions per second
Object assing	888655700.0 Ops/sec
Object extend	4550005.0 Ops/sec

Object assing vs underscore assing (version: 1)