1 document.addEventListener('error', (e) => {
2    console.log('Document error triggered!')
3    if (!e.target) {
4      return console.log('Received event without target!')
5    }
6    const errorTarget = e.target
7    const imageErrorSource = errorTarget instanceof HTMLImageElement
8
9    if (!imageErrorSource) return false
10
11    return true
12  }, true)

1window.addEventListener("error", e => {
2  /* query selector images */
3  // image element on error => replace source 
4})