Is there a way in javascript to get all iframes that don’t violate same-origin-policy with getElementsByTagName?

I am writing a chrome extension that needs to get an html5 video element on a page, but some video elements were in iframes. I added onto my function to search through iframes, but I started getting errors because of the Same-Origin-Policy related to iframes with different src domains. In my function, is there an…

Is there a simple way to prevent the cursor from moving in a div contenteditable at all, even if JavaScript is used to add text?

I had the following code: document.getElementById(“myDiv”).addEventListener(“keydown”, function (e){ if (e.keyCode == 8) { this.innerHTML += “⠀”.repeat(4); } //moves cursor }); <div id=”myDiv” contenteditable=”true”>Enter text.</div> Iv’e seen similar questions, but the answers that Iv’e seen are insufficient for a div contenteditable, and many of them don’t work at all. how do I make sure that the…

Parse JSON data from a website with HTTP request with javascript

I’ve used package sniffer to get a specific endpoint, which gave me a direct JSON url. Now I want to get for all usernames from this JSON format.For eg. it goes like this: {“node”:{“id”:”1428809588″,”username”:”kafeterijabg”,”full_name”:”\u041a\u0430\u0444\u0435\u0442\u0435\u0440\u0438\u0458\u0430\u00ae”,”profile_pic_url”:”https://instagram.fbeg5-1.fna.fbcdn.net/vp/65f96409e2a6c5b9b72cda956aa0dfea/5E638B5F/t51.2885-19/s150x150/64620072_350924665805634_2914908438809018368_n.jpg?_nc_ht=instagram.fbeg5-1.fna.fbcdn.net”,”is_private”:false,”is_verified”:false,”followed_by_viewer”:true,”requested_by_viewer”:false,”reel”:{“id”:”1428809588″,”expiring_at”:1572193230,”has_pride_media”:false,”latest_reel_media”:1572095740,”seen”:1572031349,”owner”:{“__typename”:”GraphUser”,”id”:”1428809588″,”profile_pic_url”:”https://instagram.fbeg5-1.fna.fbcdn.net/vp/65f96409e2a6c5b9b72cda956aa0dfea/5E638B5F/t51.2885-19/s150x150/64620072_350924665805634_2914908438809018368_n.jpg?_nc_ht=instagram.fbeg5-1.fna.fbcdn.net”,”username”:”kafeterijabg”}}}} I’ve tried sending requests and parsing it to console but I’m getting “undefined”. function Get(yourUrl){ var Httpreq = new XMLHttpRequest(); Httpreq.open(“GET”,yourUrl,false);…