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Empty array: Splice vs Shift (20)
(version: 1)
Compares the speed for removing all items from the beginning of an array
Comparing performance of:
array.splice() vs array.shift()
Created:
one year ago
by:
Registered User
Jump to the latest result
Script Preparation code:
var array = [...Array(40)].map(_=>Math.ceil(Math.random()*40))
Tests:
array.splice()
array.splice(0, 20)
array.shift()
while (array.length > 20) array.shift();
Rendered benchmark preparation results:
Suite status:
<idle, ready to run>
Run tests (2)
Previous results
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Test case name
Result
array.splice()
array.shift()
Fastest:
N/A
Slowest:
N/A
Latest run results:
Run details:
(Test run date:
one year ago
)
User agent:
Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_7) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/133.0.0.0 Safari/537.36
Browser/OS:
Chrome 133 on Mac OS X 10.15.7
View result in a separate tab
Embed
Embed Benchmark Result
<iframe src="https://measurethat.net/Embed?id=589419" width="100%" height="500px"></iframe>
Test name
Executions per second
array.splice()
53471800.0 Ops/sec
array.shift()
108417344.0 Ops/sec
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