Href = "#" and href = "javascript: void (0 )"

# The default anchor that contains a location information is # top, that is, the top of the Web page. javascript: void (0) only indicates a dead link. This is why sometimes a long page browsing link is clearly #. However, "#" contains a location information. The default anchor is # top, that is, the top of the web page, while javascript: void (0) only indicates a dead link. This is why sometimes a long page browsing link is clearly # But the page jumps to the top and javascript: void (0) is not so it is best to use void (0) when calling the script.