A brief discussion on the role of HTML empty links

Empty link:

That is, there is no link with a target endpoint.

Format <a href="#">Display content</a>

The role of empty connection

1. Set as homepage

<a href="#"
onclick="this.style.behavior='url(#default#homepage)';this.sethomepage('https://www.jb51.net')">Set as homepage</a>

2. Add favorites

<a href="#"
onclick="javascript:window.external.addfavorite('https://www.jb51.net','Sohu')">Add to Favorites</a>

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