JavaScript 实现文本框的默认值
<!DOCTYPE html><html><head><meta charset="UTF-8"><title>Insert title here</title></head><body><input type="text" value="请输入..." οnblur="if(this.value==''){this.value='请输入...'}" οnfοcus="if(this.value=='请输入...'){this.value=''}"/></body></html>
![[2024年]致敬伟大的教师：感恩教师 传递师德——1200字教师节征文](https://1200zi.500zi.com/uploadfile/img/2024/05/28/f21ae7b59f75382ddd968cbfc4fbac4b.jpg)