enter key event code example

Example 1: jquery on enter key pressed

//jQuery detect user pressing enter
$(document).on('keypress',function(e) {
    if(e.which == 13) {
        alert('User pressed Enter!');
    }
});

Example 2: javascript key pressed enter

$('.container').on('keydown', 'input', function(e) {
  if (e.keyCode === 13) {
    e.preventDefault();
  	e.stopImmediatePropagation();
    //Do your stuff...
  }
});