在JavaScript中,onhashchange事件的用途是什么?
当锚点部分改变时,onhashchange事件会触发。您可以尝试运行以下代码来学习如何在JavaScript中实现onhashchange事件。
示例
<!DOCTYPE html><html> <body onhashchange="newFunc"> <button onclick="functionChange()">Click to change anchor</button> <script> function functionChange() { location.hash = "about"; var hash = location.hash; document.write("The anchor part is now: " + hash); } // If the achor part is changed function newFunc() { alert("Anchor part changed!"); } </script> </body></html>