Run results for: hamming distance.

Run details:

User agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_7) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/129.0.0.0 Safari/537.36

Browser: Chrome 129

Operating system: Mac OS X 10.15.7

Device Platform: Desktop

Date tested: one year ago

Benchmark engine: Benchmark.js

mcdonalds

8.6M/s

riverotter

322K/s

View exact numbers

Test name	Executions per second
✓ mcdonalds	8,629,017 Ops/sec
riverotter	321,976 Ops/sec

Script Preparation code:

function hammingDistance(stringA, stringB) {
    if (stringA.length === stringB.length) {
        let count = 0
        for (char in stringA){
            if (stringA[char] !== stringB[char]) count++
        }
        return count
    } else {
        return 'strings are not the same length'
    }
}

function hammingDistanceForLoop(stringA, stringB) {
    let result = 0

    if (stringA.length == stringB.length) {

        for (let i = 0; i < stringA.length; i++) {
            if (stringA[i].toLowerCase() != stringB[i].toLowerCase()) {
                result++
            }
        }
        return result
    } else {
        throw new Error('Strings do not have equal length')
    }
}

Tests:

riverotter
hammingDistance('riverotter', 'roderofter')
mcdonalds
hammingDistanceForLoop('McDonalds', 'mcdonalds')

Run results for: hamming distance.

test of hamming distance JS implementation

riverotter

mcdonalds