$(".numbers").keydown(function (e) {
alert(e.keyCode);
if($.inArray(e.keyCode,[46,8,9,27,13,40]) !== -1 ||
(e.keyCode == 65 && e.ctrlKey === true) ||
(e.keyCode == 35 && e.keyCode <= 39)){
return;
}
if ((e.shifkey|| (e.keyCode <48 || e.keyCode > 57)) && (e.keyCode < 96 || e.keyCode > 105)){
e.preventDefault();
}
});
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