This example is a custom Quilljs block in a single HTML page that is served by a node app and hosted on Heroku.
https://quill-block.herokuapp.com/
<!-- Moved Gist inline (mc-doc/63e9db1867cf3785cd565534f7137848) -->var BlockSDK = require("blocksdk");
if (window.self === window.top) {
document.body.innerText =
"This application is for use in the Marketing Cloud Engagement Content Builder editor only.";
} else {
var sdk = new BlockSDK();
sdk.getContent(function (content) {
var quill = new Quill("#editor-container", {
theme: "snow",
});
quill.root.innerHTML = content;
function saveText() {
var html = quill.root.innerHTML;
sdk.setContent(html);
sdk.setSuperContent("This is super content: " + html);
sdk.getData(function (data) {
var numberOfEdits = data.numberOfEdits || 0;
sdk.setData({
numberOfEdits: numberOfEdits + 1,
});
});
}
quill.on("text-change", saveText);
});
}