const everyone = ['mudasir', 'hund', 'nippon', 'nemo', 'nemu', 'hanasakuya', 'mappu', 'glory', 'kafka', 'thailaiva'];
function find(array)
{
    let t0 = performance.now();
    for (let i = 0; i < array.length; i++)
    {
        if (array[i] === 'nemo')
        {
            console.log('found it! yay');
        }
    }
    let t1 = performance.now();
    console.log(t1 - t0);
}

find(everyone);