MeasureThat.net

Run results for: querySelectorAll data attribute vs class name vs combined

Go to the benchmark
Run details:
Mozilla/5.0 (iPhone; CPU iPhone OS 17_6_1 like Mac OS X) AppleWebKit/605.1.15 (KHTML, like Gecko) Version/17.6 Mobile/15E148 Safari/604.1
Mobile Safari 17
iOS 17.6.1
Mobile
6 months ago
Test name Executions per second
data attribute 2980676.2 Ops/sec
class name 9950719.0 Ops/sec
class name with data attribute 2463983.5 Ops/sec
HTML Preparation code:
AخA
 
1
<div class="test" data-attribute="test"></div>
2
<div class="test" data-attribute="test"></div>
3
<div class="test" data-attribute="test"></div>
4
<div class="test" data-attribute="test"></div>
5
<div class="test" data-attribute="test"></div>
6
<div class="test" data-attribute="test"></div>
7
<div class="test" data-attribute="test"></div>
8
<div class="test" data-attribute="test"></div>
9
<div class="test" data-attribute="test"></div>
10
<div class="test" data-attribute="test"></div>
11
<div class="test" data-attribute="test"></div>
12
<div class="test" data-attribute="test"></div>
13
<div class="test" data-attribute="test"></div>
14
<div class="test" data-attribute="test"></div>
15
<div class="test" data-attribute="test"></div>
16
<div class="test" data-attribute="test"></div>
17
<div class="test" data-attribute="test"></div>
18
<div class="test" data-attribute="test"></div>
19
<div class="test" data-attribute="test"></div>
20
<div class="test" data-attribute="test"></div>
21
<div class="test" data-attribute="test"></div>
22
<div class="test" data-attribute="test"></div>
23
<div class="test" data-attribute="test"></div>
24
<div class="test" data-attribute="test"></div>
Tests:

  • data attribute

     
    var test = document.querySelectorAll('[data-attribute="test"]');

  • class name

     
    var test = document.querySelectorAll('.test');

  • class name with data attribute

     
    var test = document.querySelectorAll('.test[data-attribute="test"]');