Benchmark: String.prototype.includes() vs String.prototype.indexOf() vs RegExp.prototype.test()

HTML Preparation code:

<!--your preparation HTML code goes here-->

Script Preparation code:

var string = '1.7976931348623157e+308'

Tests:

String.prototype.includes()
string.includes('e') || string.includes('E')
String.prototype.indexOf()
string.indexOf('e') !== -1 || string.indexOf('E') !== -1
RegExp.prototype.test()
/[eE]/.test(string)

Rendered benchmark preparation results:

Previous results

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/131.0.0.0 Safari/537.36

Browser/OS: Chrome 131 on Mac OS X 10.15.7

String.prototype.indexOf()

82.2M/s

String.prototype.includes()

79.4M/s

RegExp.prototype.test()

40.4M/s

View exact numbers

String.prototype.includes() vs String.prototype.indexOf() vs RegExp.prototype.test() (version: 1)