mithril.js

var people = [/*some data*/];

var sortable = function(callback){
    return {
        isSorting: false,
        onclick: function(event){
            var element = this;
            people.sort(function(personA, personB){
                var valA = callback(personA);
                var valB = callback(personB);
                if(valA > valB){
                    return -1
                }else if(valA < valB){
                    return 1
                }else{
                    return 0;
                }
            });
            element.setAttribute('isSorting', true);
        }
    }
}

return {
    view: function(){
        m('th', sortable(function(person){
            return person.name.toLowerCase().replace(/[^a-zA-Z0-9]/g,'');
        }), 'Name'),
        m('th', sortable(function(person){
            return person.age;
        }), 'Age')
    }
}