Simulate key press in element with jQuery

jquery-simulate-key-press.js

(function ($){

    $.fn.triggerKeyPress = function (keys)
    {
        var keydownEvent = $.Event("keydown");

        var $self = this;

        $.each(keys, function(index, value) {

            var simulatedKey = $.extend({}, keydownEvent, {which: value, keyCode: value});

            $self.trigger(simulatedKey);
        });
        
    }
    
)( jQuery );