response.getWriter () returns PrintWriter, which is a print output stream.
response.getWriter (). print (), not only can print out text format (including html tags) may also be subject to a default encoding into binary output bytes
response.getWriter (). writer (), only can print out text format (including html tags), can not be printed.
response.getWriter (). print (), not only can print out text format (including html tags) may also be subject to a default encoding into binary output bytes
response.getWriter (). writer (), only can print out text format (including html tags), can not be printed.