Toggle navigation
MeasureThat.net
Create a benchmark
Tools
Feedback
FAQ
Register
Log In
toLowerCase vs RegExp
(version: 1)
Comparing performance of:
uppercase vs RegExp + i
Created:
one year ago
by:
Guest
Jump to the latest result
Script Preparation code:
var str = "This is a simple test!";
Tests:
uppercase
str.toUpperCase() === str
RegExp + i
/[^A-Z]/.test(str)
Rendered benchmark preparation results:
Suite status:
<idle, ready to run>
Run tests (2)
Previous results
Fork
Test case name
Result
uppercase
RegExp + i
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/134.0.0.0 Safari/537.36
Browser/OS:
Chrome 134 on Windows
View result in a separate tab
Embed
Embed Benchmark Result
Test name
Executions per second
uppercase
72673384.0 Ops/sec
RegExp + i
18636244.0 Ops/sec
Related benchmarks:
RegEx.test vs. String.includes case insensitive
includes + toLowerCase vs RegExp + i
RegEx.test vs. String.includes vs. String.match in case insensitive scenarios
RegEx.test vs. String.includes vs. String.match Case Insensitive
RegEx.test vs. String.includes vs. String.match with lowercase
Regex vs string compare
RegEx.test vs. String.includes 3
Case Insensitive RegEx.test vs. String.includes
regex vs includes - case insensitive
Comments
Confirm delete:
Do you really want to delete benchmark?