我想实现点击页面上的按钮就可以试声明的变量i自动加1,就是下面的代码中每次点完
show(<%=i%>);中的alert(i)的显示会自动增1,请大家帮帮忙,谢谢!
<%@ page language="java" import="java.util.*" pageEncoding="GB18030"%>
<html>
<head>
<title>My JSP 'MyJsp.jsp' starting page</title>
</head>
<body>11111
<% int i = 0; %>
<input type="button" name="aa" value="add" onclick="show(<%=i%>);add(<%=i%>);"/> </body>
<script language="javascript">
function show(i){
alert(i);
}
function add(i){
i = i+1;
alert(i);
}
</script>
</html>
show(<%=i%>);中的alert(i)的显示会自动增1,请大家帮帮忙,谢谢!
<%@ page language="java" import="java.util.*" pageEncoding="GB18030"%>
<html>
<head>
<title>My JSP 'MyJsp.jsp' starting page</title>
</head>
<body>11111
<% int i = 0; %>
<input type="button" name="aa" value="add" onclick="show(<%=i%>);add(<%=i%>);"/> </body>
<script language="javascript">
function show(i){
alert(i);
}
function add(i){
i = i+1;
alert(i);
}
</script>
</html>
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<%@ page language="java" import="java.util.*" pageEncoding="GB18030"%>
<html>
<head>
<title>My JSP 'MyJsp.jsp' starting page</title>
</head>
<body>11111
<% int i = 0; %>
<input type="button" name="aa" value="add" onclick="show();add();"/> </body>
<script language="javascript">
var i = <% = int i = 0; %>;
function show(){
alert(i);
}
function add(){
i = i+1;
alert(i);
}
</script>
</html>
<%@ page language="java" import="java.util.*" pageEncoding="GB18030"%>
<html>
<head>
<title>My JSP 'MyJsp.jsp' starting page</title>
</head>
<body>11111<input type="button" name="aa" value="add" onclick="show();add();"/> </body>
<script language="javascript">
var i = <% = int i = 0; %>;
function show(){
alert(i);
}
function add(){
i = i+1;
alert(i);
}
</script>
</html>
<html>
<head>
<title>My JSP 'MyJsp.jsp' starting page</title>
</head>
<body>11111
<input type="button" name="aa" value="add" onclick="show();"/> </body>
<script language="javascript">
var G_i;
function show(){
alert(G_i++);
}
</script>
</html>
<html>
<head>
<title>My JSP 'MyJsp.jsp' starting page</title>
</head>
<body>11111
<% int i = 0; %>
<input type="button" name="aa" value="add" onclick="show();"/> </body>
<script language="javascript">
var i=0
function show(i){
alert(i++);
}</script>
</html>
也是用js改变name的值