Longest string in an array of strings in Javascript

Find the longest string in an array of strings in Javascript

//input an array of string and output a string

let arrStr = ["hi", "hello", "test", "this is great", "this is awesome"];

const longestString = (arrStr) => {
    let longest = '';
    arrStr.forEach((item) => {
       if (item.length >longest.length) {
          longest = item;
       }
   });
return longest;
}
console.log(longestString(arrStr));