displayformdata.jsp

来自「中文JAVA编程思想第二版,一本很好的JAVA入门书籍!」· JSP 代码 · 共 25 行

JSP
25
字号
<%-- Fetching the data from an HTML form. --%>
<%-- This JSP also generates the form. --%>
<%@ page import="java.util.*" %>
<html><body>
<H1>DisplayFormData</H1><H3>
<%
  Enumeration flds = request.getParameterNames();
  if(!flds.hasMoreElements()) { // No fields %>
    <form method="POST" 
    action="DisplayFormData.jsp">
<%  for(int i = 0; i < 10; i++) {  %>
      Field<%=i%>: <input type="text" size="20"
      name="Field<%=i%>" value="Value<%=i%>"><br>
<%  } %>
    <INPUT TYPE=submit name=submit 
    value="Submit"></form>
<%} else { 
    while(flds.hasMoreElements()) {
      String field = (String)flds.nextElement();
      String value = request.getParameter(field);
%>
      <li><%= field %> = <%= value %></li>
<%  }
  } %>
</H3></body></html>

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