<%@ page language="java" import="java.util.*" pageEncoding="UTF-8"%>
<%
String path = request.getContextPath();
String basePath = request.getScheme()+"://"+request.getServerName()+":"+request.getServerPort()+path+"/";
%>
<%
String path = request.getContextPath();
String basePath = request.getScheme()+"://"+request.getServerName()+":"+request.getServerPort()+path+"/";
%>
<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN">
<html>
<head>
<base href="<%=basePath%>">
<title>My JSP 'interFace.jsp' starting page</title>
<meta http-equiv="pragma" content="no-cache">
<meta http-equiv="cache-control" content="no-cache">
<meta http-equiv="expires" content="0">
<meta http-equiv="keywords" content="keyword1,keyword2,keyword3">
<meta http-equiv="description" content="This is my page">
<!--
<link rel="stylesheet" type="text/css" href="styles.css">
-->
<script>
function check(){
if(form1.num1.value==""){
alert("num1没有填写");
return false;
}
if(Math.round(form1.num1.value)!=form1.num1.value){
alert("num1不是数字");
return false;
}
if(form1.num2.value==""){
alert("num2没有填写");
return false;
}
if(Math.round(form1.num2.value)!=form1.num2.value){
alert("num2不是数字");
return false;
}
}
</script>
</head>
<body>
<form name="form1" method="post" action="/MyJspSite/test1/myResult.jsp">
<table style="width:600px; border-collapse:collapse" border="1">
<tr><td>请输入第一个数</td><td><input type="text" name="num1"/></td></tr>
<tr><td>选择运算</td><td>
<select name="flag">
<option value="+">+</option>
<option value="-">-</option>
<option value="*">*</option>
<option value="/">/</option>
</select>
</td></tr>
<tr><td>请输入第二个数</td><td><input type="text" name="num2"/></td></tr>
<tr><td> </td><td><input type="submit" onclick="return check()" value="计算"/></td></tr>
</table>
</form>
</body>
</html>
<html>
<head>
<base href="<%=basePath%>">
<title>My JSP 'interFace.jsp' starting page</title>
<meta http-equiv="pragma" content="no-cache">
<meta http-equiv="cache-control" content="no-cache">
<meta http-equiv="expires" content="0">
<meta http-equiv="keywords" content="keyword1,keyword2,keyword3">
<meta http-equiv="description" content="This is my page">
<!--
<link rel="stylesheet" type="text/css" href="styles.css">
-->
<script>
function check(){
if(form1.num1.value==""){
alert("num1没有填写");
return false;
}
if(Math.round(form1.num1.value)!=form1.num1.value){
alert("num1不是数字");
return false;
}
if(form1.num2.value==""){
alert("num2没有填写");
return false;
}
if(Math.round(form1.num2.value)!=form1.num2.value){
alert("num2不是数字");
return false;
}
}
</script>
</head>
<body>
<form name="form1" method="post" action="/MyJspSite/test1/myResult.jsp">
<table style="width:600px; border-collapse:collapse" border="1">
<tr><td>请输入第一个数</td><td><input type="text" name="num1"/></td></tr>
<tr><td>选择运算</td><td>
<select name="flag">
<option value="+">+</option>
<option value="-">-</option>
<option value="*">*</option>
<option value="/">/</option>
</select>
</td></tr>
<tr><td>请输入第二个数</td><td><input type="text" name="num2"/></td></tr>
<tr><td> </td><td><input type="submit" onclick="return check()" value="计算"/></td></tr>
</table>
</form>
</body>
</html>