request 是請求內置對象

方法有

String getParamete()

Map getParameterMap()

Enumeration getParameterNames();       獲取全部的參數

String[] geParameterValues()

String getHeader(String name)

Enumeration<String> getHeaderNames()

Enumeration<String> getHeaderName(String header)

int getIntHeader(String name)

<%    Enumeration<String> headerNames =request.getHeaderNames();    while(headerNames.hasMoreElements())    {        String headerName=headerNames.nextElement();        out.PRintln(headerName+"_________________________"+request.getHeader(headerName)+"<br>");    }%>