SO - 29382244

by Arun P Johny

HTML

<input type="text" placeholder="Type 1, 2, or 3 here." autocomplete="off" />
<div id="d1">
    <ul></ul>
</div>
<div id="d2">
    <ul></ul>
</div>
<div id="d2">
    <ul></ul>
</div>

JavaScript

$('input').change(function () {
    var value = this.value;
    if ($.inArray(value, ['1', '2', '3']) > -1) {
        $('<li />', {
            text: value
        }).appendTo('#d' + value + ' ul')
    }
})