JavaScript endsWith() Alternative Method Performance

Benchmark created on

Setup

const greet = 'Hello, JavaScript!';
let pattern = "JavaScript!";

Test runner

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Testing in
TestOps/sec
JavaScript endsWith() method
console.log(greet.endsWith(pattern));
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Regular Expression test() method
let patternText = /JavaScript!$/;
const endsWithPattern = patternText .test(greet);
console.log(endsWithPattern);
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Using substring() alternative method
const endsWithSubstring = greet.substring(greet.lastIndexOf(pattern)) === pattern;
console.log(endsWithSubstring);
// Output: true
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Using slice() alternative method
const endsWithSlice = greet.slice(-pattern.length) === pattern;
console.log(endsWithSlice);
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Revisions

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