Function getBody

Picviewer CE+/dist.user.js:12773–12775

(doc)

    let canPolicySetHTML = true;

    function getBody(doc){
        return doc.body || doc.querySelector('body') || doc;
    }
    function createHTML(html){
        const fragment = document.createDocumentFragment();
        if (html === null || html === undefined || html === '') return fragment;