abstract：<!DOCTYPE html> <html> <head> <title>事件学习</title> </head> <body> <script type="text/javascript"> function myfocus(a){ a.style
<!DOCTYPE html>
<html>
<head>
<title>事件学习</title>
</head>
<body>
<script type="text/javascript">
function myfocus(a){
a.style.background="red"
}
function myblur(a){
a.style.background="blue"
}
</script>
您的姓名：<input type="text" onfocus="myfocus(this)" onblur="myblur(this)">
</body>
</html>
Correcting teacher：西门大官人Correction time：2019-03-03 16:22:19
Teacher's summary：作业写的很好。在js代码中，最好在每行加上";"，规范一些