[英]how to get value that is given in select tags from one jsp page to another jsp page
[英]how to get option tag name from one jsp page to select tag of another jsp page
Purchase.jsp
<%@ page language="java" contentType="text/html; charset=ISO-8859-1"
pageEncoding="ISO-8859-1"%>
<!DOCTYPE html PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd">
<html>
<head>
<meta http-equiv="Content-Type" content="text/html; charset=ISO-8859-1">
<title>Insert title here</title>
</head>
<body>
<form method="post" action="view.jsp">
<select name="category">
<option name=''> Make a selection </option>
<option name='company'>company</option>
<option name='institution'>institution</option>
<option name='hospital'>hospital</option>
<option name='Others'>Others</option>
</select>
<input type='submit' value="Submit" />
</form>
</body>
</html>
view.jsp
<%@ page language="java" contentType="text/html; charset=ISO-8859-1"
pageEncoding="ISO-8859-1"%>
<!DOCTYPE html PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd">
<html>
<head>
<meta http-equiv="Content-Type" content="text/html; charset=ISO-8859-1">
<title>Insert title here</title>
<script type="text/javascript">
function setAction(nPage){
document.forms[0].action = nPage;
}
</script>
</head>
<body>
<form>
<% String Name=request.getParameter("category"); %>
<select name="Name" onchange="setAction(this.value)">
<option value=''> Make a selection </option>
<option name="cat" value='PDF2.jsp'> PDF</option>
<option name="cat" value='XLS2.jsp'> XLS </option>
<option value='DOC.jsp'> DOC </option>
<option value='XLSX2.jsp'> XLSX </option>
</select>
 
<input type='submit' value="Submit">
</form>
</body>
</html>
現在我的問題是我需要從purchase.jsp獲取“ company”到view.jsp的String Name
,並將該“名稱”獲取到<select name="Name" onchange="setAction(this.value)">
以便我選擇“ PDF.jsp”,然后單擊“提交”,pdf僅包含“公司”的數據,而沒有其他內容。在這里,我使用jasper報告將數據轉換為pdf。
請嘗試以下代碼:
<% String Name=request.getParameter("category"); %>
<select name="<%=Name%>" onchange="setAction(this.value)">
<option value=''> Make a selection </option>
<option name="cat" value='PDF2.jsp'> PDF</option>
<option name="cat" value='XLS2.jsp'> XLS </option>
<option value='DOC.jsp'> DOC </option>
<option value='XLSX2.jsp'> XLSX </option>
</select>
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