Run results for: pedroac Fizz Buzz cache 6

Test name	Executions per second
direct	1603340.2 Ops/sec
ordered direct	1808661.4 Ops/sec
divisible by 15	1774272.6 Ops/sec
concatenate	1467157.4 Ops/sec
skip iterations	1408929.8 Ops/sec
functional	673059.1 Ops/sec
binary	1245190.6 Ops/sec
cache	7342580.5 Ops/sec

direct

const fizzBuzz = function(n) {
    const result = new Array(n);
    for (let i = 1; i <= n; ++i) {
        let s = i.toString();
        if (i % 3 === 0) {
            s = 'Fizz';
        }
        if (i % 5 === 0) {
            s = 'Buzz';
        }
        if (i % 3 === 0 && i % 5 === 0) {
            s = 'FizzBuzz';
        }
        result[i-1] = s;
    }
    return result;
}
fizzBuzz(100);

ordered direct

const fizzBuzz = function(n) {
    const result = new Array(n);
    for (let i = 1; i <= n; ++i) {
        if (i % 3 === 0 && i % 5 === 0) {
            result[i-1] = 'FizzBuzz';
        } else if (i % 3 === 0) {
            result[i-1] = 'Fizz';
        } else if (i % 5 === 0) {
            result[i-1] = 'Buzz';
        } else {
            result[i-1] = i.toString();
        }
    }
    return result;
};
fizzBuzz(100);

divisible by 15

const fizzBuzz = function(n) {
    const result = new Array(n);
    for (let i = 1; i <= n; ++i) {
        if (i % 15 === 0) {
            result[i-1] = 'FizzBuzz';
        } else if (i % 3 === 0) {
            result[i-1] = 'Fizz';
        } else if (i % 5 === 0) {
            result[i-1] = 'Buzz';
        } else {
            result[i-1] = i.toString();
        }
    }
    return result;
};
fizzBuzz(100);

concatenate

const fizzBuzz = function(n) {
    const result = new Array(n);
    for (let i = 1; i <= n; ++i) {
        const f = i % 3 === 0 ? 'Fizz' : '';
        const b = i % 5 === 0 ? 'Buzz' : '';
        let str = `${f}${b}`;
        if (!str) {
            str = i.toString();
        }
        result[i-1] = str;
    }
    return result;
};
fizzBuzz(100);

skip iterations

const fizzBuzz = function(n) {
    const result = Array(n).fill('');
    for (let i = 2; i < n; i += 3) {
        result[i] += 'Fizz';
    }
    for (let i = 4; i < n; i += 5) {
        result[i] += 'Buzz';
    }
    for (let i = 0; i < n; ++i) {
        if (!result[i]) {
            result[i] = (i+1).toString();
        }
    }
    return result;
}
fizzBuzz(100);

functional

const fizzBuzz = function(n) {
    return Array
        .from({length: n}, (_,i) => ++i)
        .map(number => {
            const f = number % 3 === 0 ? 'Fizz' : '';
            const b = number % 5 === 0 ? 'Buzz' : '';
            return `${f}${b}` || number.toString();
        });
};
fizzBuzz(100);

binary

const fizzBuzz = function(n) {
    const result = new Array(n);
    const values = [null, 'Fizz', 'Buzz', 'FizzBuzz'];
    for (let i = 1; i <= n; ++i) {
        values[0] = i.toString();
        result[i-1] = values[(i % 3 === 0 ? 1 : 0) + 2 * (i % 5 === 0 ? 1 : 0)];
    }
    return result;
};
fizzBuzz(100);

cache

const fizzBuzz = function(n) {
    return ["1","2","Fizz","4","Buzz","Fizz","7","8","Fizz","Buzz","11","Fizz","13","14","FizzBuzz","16","17","Fizz","19","Buzz","Fizz","22","23","Fizz","Buzz","26","Fizz","28","29","FizzBuzz","31","32","Fizz","34","Buzz","Fizz","37","38","Fizz","Buzz","41","Fizz","43","44","FizzBuzz","46","47","Fizz","49","Buzz","Fizz","52","53","Fizz","Buzz","56","Fizz","58","59","FizzBuzz","61","62","Fizz","64","Buzz","Fizz","67","68","Fizz","Buzz","71","Fizz","73","74","FizzBuzz","76","77","Fizz","79","Buzz","Fizz","82","83","Fizz","Buzz","86","Fizz","88","89","FizzBuzz","91","92","Fizz","94","Buzz","Fizz","97","98","Fizz","Buzz"];
};
fizzBuzz(100);