Retrieving the data
posted to a JSP file from HTML file

Now I will show you how to retrieve the data posted from a HTML file in
a JSP page. Consider an html page that prompts the user to enter his/her
name, let's call it getname.htm. Here is the code of the html
file:
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<html>
<head>
<title>Enter your name</title>
</head>
<body>
<p> </p>
<form method="POST"
action="showname.jsp">
<p><font color="#800000"
size="5">Enter
your name:</font><input
type
="text"
name="username"
size="20"></p>
<p><input type="submit"
value="Submit"
name="B1"></p>
</form>
</body>
</html>
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The target of form is "showname.jsp", which displays the name
entered by the user. To retrieve the value entered by the user we uses
the
request.getParameter("username");
code.
Here is the code of "showname.jsp" file:
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<%@page contentType="text/html"
%>
<!--
http://www.roseindia.net/jsp
-->
<html>
<body>
<p><font size="6">Welcome :
<%=request.getParam
eter("username")%></font></p>
</body>
</html>
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Execute the example.
Download the code

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