JS Stop event bubble Block browser default behavior (block Hyper Join #)

In front-end development work, we often use "stop event bubbling" and "Block browser default behavior" due to issues such as browser compatibility.

1: Stop event bubbling

JavaScript code

If an event object is provided, this is a non-IE browser
if (e && e.stoppropagation)
So it supports the Stoppropagation () method
E.stoppropagation ();
Else
Otherwise, we need to use IE to cancel the event bubbling
Window.event.cancelBubble = true;
return false;

2. Blocking the browser's default behavior

JavaScript code

If an event object is provided, this is a non-IE browser
if (e && e.preventdefault)
Block default browser action (web)
E.preventdefault ();
Else
How to block the default action of a function in IE
Window.event.returnValue = false;
return false;

JS Stop event bubble Block browser default behavior (block Hyper Join #)