const nemo = ['nemo']; const everyone = ['dory','bruce', 'marlin', 'gill','bloat', 'nigel', 'squirt','darla', 'hank','nemo']; const large = new Array(100000).fill(nemo); function findNemo(array) { let t0 = performance.now(); for (let i = 0; i < array.length; ++i) { console.log('running') if (array[i] ==='nemo') { console.log('Found NEMO'); break; } } let t1 = performance.now(); console.log('Call to find Nemo took ' + (t1 - t0) + ' milliseconds'); } findNemo(everyone);