Benchmark: arr include vs endsWith with ext extraction vs regex

Script Preparation code:

var source = 'foo.jsx'
var arr = ['.ts', '.tsx', '.js', '.jsx']
var re = /\.[t,j]sx?$/

Tests:

endsWith
var sourceWithoutExt = source.endsWith(".ts") || source.endsWith(".tsx") || source.endsWith(".js") || source.endsWith(".jsx")
arr
var ext = source.slice(source.lastIndexOf('.')) arr.includes(ext)
regex
source.search(re)
regex 2
re.test(source)

Rendered benchmark preparation results:

Previous results

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Latest run results:

Run details: (Test run date: 2 years ago)

User agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_7) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/98.0.4758.80 Safari/537.36

Browser/OS: Chrome 98 on Mac OS X 10.15.7

arr include vs endsWith with ext extraction vs regex (version: 0)