how to get array element which comes first alphabetically in havasscript code example

Example 1: javascript sort alphabetically

var items = ['réservé', 'premier', 'communiqué', 'café', 'adieu', 'éclair'];
items.sort(function (a, b) {
  return a.localeCompare(b); //using String.prototype.localCompare()
});

// items is ['adieu', 'café', 'communiqué', 'éclair', 'premier', 'réservé']

Example 2: sort function explained javascript

var sortedArray = myArray.sort(function(a,b){
                                   if (a.name < b.name)
                                      return -1;
                                   else if (a.name == b.name)
                                      return 0;
                                   else
                                      return 1;
                               });