const nemo = ['nemo']; function findNemo(array) { let t0 = performance.now() let i = 0 while (i++) { if (array[i] === 'nemo') { console.log('Found NEMO!') break; } } let t1 = performance.now() console.log('call to find Nemo took: ' + (t1-t0) + 'millionseconds') } findNemo(nemo);