Href = "#", which contains a location information. The default anchor is # top, that is, the top of the webpage. When you click this link continuously and quickly, the browser slows down or even crashes.
Of course, we usually use three href = "###", but I read this article.ArticleWe can use JavaScript:; (a colon and a semicolon) later)
In JavaScript, void is an operator that specifies to calculate an expression but does not return a value.
Javascript:; better, javascript: void (0); it is said that there are browser compatibility bugs in some cases. (I don't know when the bug will appear here. Please advise if you know it ).
Javascript:;. Many QQ spaces are written as javascript :;
I feel that there is no difference between the two. They all execute an empty event.
Javascript:; or even seven characters are missing.
Sina Weibo writes javascript: void (0 );
I used to write javascript: void (0); but now I write javascript :;