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getElementById, querySelector, querySelectorAll and with if
(version: 0)
Comparing performance of:
getElementById vs querySelector vs querySelectorAll vs with iF
Created:
7 years ago
by:
Guest
Jump to the latest result
HTML Preparation code:
<div id="test">Test</div>
Tests:
getElementById
document.getElementById("test");
querySelector
document.querySelector("#test")
querySelectorAll
document.querySelectorAll("#test")
with iF
var sel = '#test'; if (sel[0] === '#') { document.getElementById("test"); } else { document.querySelectorAll("#test") }
Rendered benchmark preparation results:
Suite status:
<idle, ready to run>
Run tests (4)
Previous results
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Test case name
Result
getElementById
querySelector
querySelectorAll
with iF
Fastest:
N/A
Slowest:
N/A
Latest run results:
Run details:
(Test run date:
one year ago
)
User agent:
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/135.0.0.0 Safari/537.36
Browser/OS:
Chrome 135 on Windows
View result in a separate tab
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Embed Benchmark Result
Test name
Executions per second
getElementById
8363816.5 Ops/sec
querySelector
2722104.2 Ops/sec
querySelectorAll
1278164.2 Ops/sec
with iF
8687574.0 Ops/sec
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querySelector vs querySelectorAll vs getElementsByClassName vs querySelector (ID) vs getElementByID
querySelector vs querySelectorAll vs getElementsByClassName vs querySelector (ID) vs getElementsByID with lots of elements
getElementById vs querySelector (2023.05)
querySelector vs querySelectorAll vs getElementsByClassName vs querySelector (ID) vs getElementsByID 20x
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