CodeCademy-JavaScript/high-order-functions.txt at master · li3097/CodeCademy-JavaScript · GitHub

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const checkThatTwoPlusTwoEqualsFourAMillionTimes = () => {
  for(let i = 1; i <= 1000000; i++) {
    if ( (2 + 2) != 4) {
      console.log('Something has gone very wrong :( ');
    }
  }
};

// Write your code below
const is2p2 = checkThatTwoPlusTwoEqualsFourAMillionTimes;
is2p2();
console.log(is2p2.name);

const checkThatTwoPlusTwoEqualsFourAMillionTimes = () => {
  for(let i = 1; i <= 1000000; i++) {
    if ( (2 + 2) != 4) {
      console.log('Something has gone very wrong :( ');
    }
  }
};

const addTwo = num => num + 2;

const timeFuncRuntime = funcParameter => {
  let t1 = Date.now();
  funcParameter();
  let t2 = Date.now();
  return t2 - t1;
};

// Write your code below

const time2p2 = timeFuncRuntime(checkThatTwoPlusTwoEqualsFourAMillionTimes);

const checkConsistentOutput = (func, val) => {
    let firstTry = func(val);
    let secondTry = func(val);
    if (firstTry === secondTry) {
        return firstTry
    } else {
        return 'This function returned inconsistent results'
    }
};

checkConsistentOutput(addTwo, 10);