JSFiddle - React, Tailwind, and code Playground

HTML

<table id="CheckBoxList1">
    <tr>
        <td><input id="CheckBoxList" type="checkbox" name="CheckBoxList1$0" value="One" /><label for="CheckBoxList1_0">One</label></td>
    </tr><tr>
    <td><input id="CheckBoxList" type="checkbox" name="CheckBoxList1$1" value="Two" /><label for="CheckBoxList1_1">Two</label></td>
    </tr><tr>
    <td><input id="CheckBoxList" type="checkbox" name="CheckBoxList1$2" value="Three" /><label for="CheckBoxList1_2">Three</label></td>
    </tr>
</table>

<input type="button" id="btnSubmit" value="Submit" />

JavaScript

$(function() {
    function hasBoxesChecked() {
        var selected = new Array();
        $('#checkboxes input:checked').each(function() {
            selected.push($(this).attr('name'));
        });
        alert(selected);
        return selected.length > 0;
    }
    $("#btnSubmit").click(function() {
        alert(hasBoxesChecked());
    });
});