Run results for: oke testing prim

Run details:

User agent: Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/79.0.3945.130 Safari/537.36

Browser: Chrome 79

Operating system: Linux

Device Platform: Desktop

Date tested: 4 years ago

Test name	Executions per second
pure prime func	1659846.6 Ops/sec
with memoization prime func	884231.3 Ops/sec

Script Preparation code:

function generatePrimeNum(num) {
    const arrNum = [];
    const isPrime = (num) => {
      for (let i = 2; i < num; i++) if (num % i === 0) return false;
      return num > 1;
    };

    let i = 0;
    while (arrNum.length !== num) {
      if (isPrime(i)) arrNum.push(i);

      i += 1;
    }

    return arrNum
  }

function memoizer(fun){
    let cache = {}
    return function (n){
        if (cache[n] != undefined ) {
          return cache[n]
        } else {
          let result = fun(n)
          cache[n] = result
          return result
        }
    }
}

Tests:

pure prime func
generatePrimeNum(10)
with memoization prime func
const memoPrimeFunc = memoizer(generatePrimeNum) memoPrimeFunc(10)

Run results for: oke testing prim

pure prime func

with memoization prime func