src/ds/Set.js
function (callback) {
            for (var i = 0, l = this.items.length; i < l; i++) {
                callback(this.items[i], i, this.items);
            }
            return this;
        }
function (callback) {
            for (var i = 0, l = this.items.length; i < l; i++) {
                callback(this.items[i], i, this.items);
            }
            return this;
        }
function ( callback ) { for ( var i = 0 , l = this . items . length ; i < l ; i ++ ) { callback ( this . items [ i ] , i , this . items ) ; } return this ; }
Iterates through values and void callback
@param callback
Iterates through values and void callback