jsp代码实例第260课_jsp中function greet的练习

作者：菜鸟追梦旅行 | 2024-03-22 17:28:20

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jsp中function greet的练习

code260.jsp


<%@ page language="java" contentType="text/html; charset=UTF-8"
    pageEncoding="UTF-8"%>
<!DOCTYPE html>
<html>
<head>
<meta charset="UTF-8">
<title>javascript</title>
<script type="text/javascript">
	function greet() {
		var name = document.getElementById("name");
		if (name) 
		{
			window.alert("hello " + name.value);	
		}
	}
</script>
</head>
<body>
<input type="text" id="name"><br>
<input type="button" value="hello" onclick="greet()">
</body>
</html>

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