sorting an array alphabetically javascript code example

Example 1: alphabetical order array javascript

arr.sort(function(a, b) {
    return a === b ? 0 : a < b ? -1 : 1;
  });

Example 2: array sort by alphabetical javascript

users.sort((a, b) => a.firstname.localeCompare(b.firstname))

Example 3: javascript string array sort alphabetically

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

Example 4: javascript alphabetical sort in order

function alphabetized(s) {
 var ans="";
 for (var i=97; i<123; ++i)
   for (var j=0; j<s.length; j++)
     if (s[j].toLowerCase().charCodeAt()==i)
     ans+=s[j]
 return ans
}