function longestWord(string) {
    var str = string.split(\" \");
    var longest = 0;
    var word = null;
    for (var i = 0; i < str.length - 1; i++) {
                
        
const longestWord = string =>
{
    stringArray = string.split(' ').sort(
        (a,b) => b.length - a.length)
    let longestArray= stringArray.filter( word => word.length === stringArray[0].length ) 
    if(longestArray.length === 1){
        console.log(longestArray[0])
    }
    else
    {
        console.log(longestArray)
    }
}
longestWord("Pride and Prejudice")