how i can select element with double class with querySelector()

问题

i'm having problem when i want to select element using querySelector

<ul class="xoxo blogroll">
    </ul>

how i can select that ul element, in my code i'm use like this

var list = document.body.querySelector('ul[class="oxo blogroll"]');
    alert(list.innerHTML);

but the return is null,i'm sure element ul with class xoxo blogroll is defined... thanks for your answer..

回答1:

document.body.querySelector("ul.xoxo.blogroll")

And that is it...

回答2:

Try this:

document.body.querySelector('ul.xoxo.blogroll')

来源：https://stackoverflow.com/questions/8847247/how-i-can-select-element-with-double-class-with-queryselector