$('#textbox').keypress(function(event){
var keycode = (event.keyCode ? event.keyCode : event.which);
if(keycode == '13'){
alert('You pressed a "enter" key in textbox');
}
});
If keyCode is not caught, catch which:
$('#formid').on('keyup keypress', function(e) {
var keyCode = e.keyCode || e.which;
if (keyCode === 13) {
e.preventDefault();
return false;
}
});
$('#twitterSearch').keydown(function(event){
var id = event.key || event.which || event.keyCode || 0;
if (id == 13) {
$('#startSearch').trigger('click');
}
});
var e = jQuery.Event("keydown");
e.which = 13; //choose the one you want
e.keyCode = 13;
$("#theInputToTest").trigger(e);