Benchmark: rtu5efdhju52y4rsgd

Script Preparation code:

var str = "some string heresome string heresome string heresome string heresome string heresome string heresome string heresome string heresome string heresome string heresome string heresome string heresome string heresome string heresome string heresome string heresome string heresome string heresome string here"

Tests:

charCodeAt(0)
str.charCodeAt(0)
charCodeAt(300)
str.charCodeAt(300)
[0]
str[0]
[10]
str[300]
shshdsh
function isHangul(word) { for (let index = 0; index < word.length; index++) { if (word[index].charCodeAt(0)) return false; } return !!word; } isHangul(str[300]);

Rendered benchmark preparation results:

Suite status: <idle, ready to run>

Previous results

Test case name	Result
charCodeAt(0)
charCodeAt(300)
[0]
[10]
shshdsh

Fastest: N/A

Slowest: N/A

ⓘ Get performance results from real users on your website with Request Metrics.

Website Performance Monitoring by Request Metrics

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/111.0.0.0 Safari/537.36

Browser/OS: Chrome 111 on Mac OS X 10.15.7

View result in a separate tab

Test name	Executions per second
charCodeAt(0)	28241090.0 Ops/sec
charCodeAt(300)	28317590.0 Ops/sec
[0]	28218720.0 Ops/sec
[10]	28350030.0 Ops/sec
shshdsh	24613890.0 Ops/sec

rtu5efdhju52y4rsgd (version: 0)

Comparing performance of: charCodeAt(0) vs charCodeAt(300) vs [0] vs [10] vs shshdsh

Created: one year ago by: Guest

Jump to the latest result

charCodeAt(0)

charCodeAt(300)

[0]

[10]

shshdsh

Suite status: <idle, ready to run>

Experimental features:

Fastest: N/A

Slowest: N/A