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