HTML error alerts and warnings

Question

Is there a setting to toggle HTML error alerts and warnings on/off?
The reason I ask is that see them when I'm on the website but not on the app.

https://www.sololearn.com/compiler-playground/WKuchrV0rtr6

Answer 1

try to return false on error event

window.onerror = function() {
return false
}

Answer 2

Toni Isotalo

That sound you hear is my head being pull out. Thanks for the reminder.