The onmouseover event is a widely used event handler in HTML and JavaScript that triggers when a user hovers their mouse pointer over a specific element on a webpage. It’s commonly used to create ...

Google is constantly combatting search engine spammers (I know some to do not like to be called this, so sorry). This past update, they began blocking an other type of spam named onmouseover ...

Tuesday morning Twitter.com users were pummeled with a massive attack that subjected them to serial pop-ups, pornography and multi-colored tweets simply by scrolling the mouse over JavaScript code in ...

You can create a release to package software, along with release notes and links to binary files, for other people to use. Learn more about releases in our docs.

事件可以是浏览器行为，也可以是用户行为！ 网页中的每个元素都可以产生某些可以触发 JavaScript 函数的事件。比方说，我们可以在用户点击某按钮时产生一个 onClick 事件来触发某个函数。