JSP Request. Getattributenames() method: returns the name collection of all attributes

• Java

getAttributeNames()

Example

<%
  request.setAttribute("name","zs");  //设置name属性
  request.setAttribute("age","23");  //设置age属性
  request.setAttribute("sex","男");  //设置sex属性
  Enumeration e = request.getAttributeNames();
  while(e.hasMoreElements()){
    out.println(e.nextElement()+"<br>");
  }
%>
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