JSFiddle - React, Tailwind, and code Playground

by karim79

HTML

<input type="checkbox" id="chkBoxfoo"/><br />
<input type="checkbox" id="chkBoxblah"/><br />
<input type="checkbox" id="chkBoxhehe"/><br />

<button>Click me</button>

JavaScript

$("button").click(function() {
    if (!$(":checkbox[id^=chkBox]:checked").length) {
        alert('Please select atleast one checkBox');
        return false;

    }
    alert('you filled at least one!');
    return true;
});