$('#someTextBox').keypress(function(event){
var keycode = (event.keyCode ? event.keyCode : event.which);
if(keycode == '13'){
alert('You pressed a "enter" key in textbox');
}
});
//A great tool is https://keycode.info/
//This tool allows you to press buttons on your keyboard, and give you
//tons of infomation on the different codes, and more! :)/* If you want to know javascript key codes while using
document.addEventListener("keyup"/"keydown", (e) => {}), then, you can go to
keycode.info and press any key to gets e.key, e.location, e.keyCode(e.location)
and e.code
*/event.keyCode;