摘要:
![](https://img2023.cnblogs.com/blog/1202393/202304/1202393-20230406110246333-1586115997.png) 阅读全文
摘要:
<!DOCTYPE html> <html> <head> <meta charset="utf-8"> <title>test addEventListener</title> </head> <body> <button id="myBtn">click me</button> <p id="d 阅读全文