JSFiddle - React, Tailwind, and code Playground

by Adam Doherty

HTML

<input type="checkbox" onclick="OnChangeCheckbox(this)" id="myCheckbox1" value="22" />
<label for="myCheckbox">Sample check box</label>

JavaScript

function OnChangeCheckbox(checkbox) {
    var k = checkbox;
    if ($(k).is(":checked")) {
        $.ajax({
            async: false,
            url: 'getCDP.php',
            data: {
                "size": vsize1
            },
            dataType: 'json',
            success: function (data) {
                alert ("ssdsd");  
            }
        });
    } else {
        alert("The check box is not checked.");
    }
}