Run results for: getElementById vs getElementsByName

Run details:

User agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64; rv:137.0) Gecko/20100101 Firefox/137.0

Browser: Firefox 137

Operating system: Windows

Device Platform: Desktop

Date tested: one year ago

Benchmark engine: Benchmark.js

getElementById

858.0M/s

getElementsByName

8.1M/s

View exact numbers

Test name	Executions per second
✓ getElementById	857,979,136 Ops/sec
getElementsByName	8,061,196 Ops/sec

HTML Preparation code:

<div id="testdiv">
  <div id="unique" class="unique" name="unique" data-unique="1">test</div>
</div>

Script Preparation code:

var i, imax;
var doc = document;

Tests: