Javascript Reference error "$ is not defined"

Question

The script does not work, and the ebugging screen shows the error

$ is not defined

<script href="https://code.jquery.com/jquery-3.3.1.min.js"></script>

<script type="text/javascript">
    $(window).on('scroll', function(){
        if($(window).scrollTop()){
            $('nav').addClass('black');
        }else{
            $('nav').removeClass('black');
        }
    })

score 2 · Answer 1 · answered Feb 25 '18 at 15:32

2

This line:

<script href="https://code.jquery.com/jquery-3.3.1.min.js"></script>

You must edit "href" to "src"

answered Feb 25 '18 at 15:32

Lee

418
2
8

Glad to help. You are newbie of html? – Lee Feb 25 '18 at 15:36
Yes, i am! Can you help me with another jquery question? – Maria Cecilia Feb 25 '18 at 17:23

Javascript Reference error "$ is not defined"

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