page include tag
<%! %> <% expression; %> <%=a %>
内置对象
out
void printLn() void clear() void clearBuffer() void flush() int getBufferSize() int getRemaining() boolean isAutoFlush() void close()
request
request.setCharacterEncoding() // 无法解决URL中文乱码，修改server.xml String getParameter(String name) Sting[] getParameterValues(String name) void setAttribute(String,Object) object getAttribute(String name) String getContentType() String getPotocol() String getServerName() int getServerPort() String getCharacterEncoding() void setCharacterEncoding() int getContentLength() String getRemoteAddr() String getRealPath(String path) String getContextPath()
response
String getCharacterEncoding() void setContentType(String type) PrintWriter getWriter() // 输出结果在out.println()之前，可以使用out.flush() sendRedirect(java.lang.String location) 【request.getRequestDispatcher(URI).forward(request,response)】
session
application
Page
pageContext
exception
config