Checkbox validation using jQuery

Suppose you have a check box with ID agree_checkbox. You can check whether the checkbox is checked using this jQuery code:
$('#agree_checkbox').prop('checked')

Here is a complete example:

Here is the code that does the check:

$("#myform").on("submit",function(form)
{
    if(!$("#agree_checkbox").prop("checked"))
    {
        $("#agree_chk_error").show();
    }
    else
    {
        $("#agree_chk_error").hide();
    }
    return false;
})

See Also

• Checkbox checked validation using JavaScript
• How to do multiple checkbox validation in Javascript
• Google reCaptcha 2 JavaScript Validation (client side)
• Custom styled checkboxes with Bootstrap
• HTML Form Checkbox with required validation
• HTML Form with Checkboxes examples and sample code
• How to create a dropdown with checkbox options with Bootstrap Style
• How to create checkbox in Bootstrap style ?
• How to get checkbox value in form submission