const nemo = ['nemo']; const largeArray = Array(1000).fill('nemo'); function findNemo(array) { // let t0 = performance.now(); for(let i=0; i<array.length; i++) { if(array[i]==='nemo') { console.log('You have found Nemo!'); } } // let t1 = performance.now(); // console.log('Call to Nemo took ' + (t1 - t0) + ' milliseconds.'); } findNemo(largeArray); // O(n)