Benchmark: String.indexOf vs RegExp.test (2)

Script Preparation code:

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var search = "a";
var regex = new RegExp(search, "g")
var regex2 = new RegExp("[abcd]", "g")

Tests:

String.indexOf
let counter = 0; for (let i = text.indexOf(search); i !== -1; i = text.indexOf(search, i+1)) counter++;
Regex.test
let counter2 = 0; regex.lastIndex = 0; while (regex.test(text)) counter2++;
Regex2.test
let counter3 = 0; regex2.lastIndex = 0; while (regex2.test(text)) counter3++;

Rendered benchmark preparation results:

Suite status: <idle, ready to run>

Previous results

Test case name	Result
String.indexOf
Regex.test
Regex2.test

Fastest: N/A

Slowest: N/A

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Latest run results:

Run details: (Test run date: one year ago)

User agent: Mozilla/5.0 (X11; Ubuntu; Linux x86_64; rv:109.0) Gecko/20100101 Firefox/109.0

Browser/OS: Firefox 109 on Ubuntu

View result in a separate tab

Test name	Executions per second
String.indexOf	116414.4 Ops/sec
Regex.test	83031.4 Ops/sec
Regex2.test	27902.9 Ops/sec

String.indexOf vs RegExp.test (2) (version: 1)

Comparing performance of: String.indexOf vs Regex.test vs Regex2.test

Created: one year ago by: Registered User

Jump to the latest result

String.indexOf

Regex.test

Regex2.test

Suite status: <idle, ready to run>

Experimental features:

Fastest: N/A

Slowest: N/A