Chrome Extension: ContentScript .click not working

Question

im trying to click a simple button at https://clickspeedtest.com/ but i keep getting the error "Uncaught TypeError: Cannot read property 'click' of undefined", this is my code:

manifest.json

{
  "name": "test",
  "version": "1.0",
  "manifest_version": 3,
  "content_scripts": [
    {
      "all_frames": true,
      "matches": [ "http://*/*", "https://*/*" ],
      "js": ["content.js"],
      "run_at": "document_end"
    }
  ],
  "permissions": [ "\u003Call_urls>" ]
}

content.js

function myFunction() {
    var myEle = document.getElementsByClassName("rbutton");
    if(myEle){
        myEle.click();
    }
  
}

myFunction()

Answer 1

I hope this will works for you. Please try this myEle.dispatchEvent(new MouseEvent('click'))