nginx返回json或者文本格式的方法

location ~ ^/get_text {  default_type text/html;  return 200 'hello world!'; }

location ~ ^/get_json {   default_type application/json;   return 200 '{"status":"success","result":"hello world!"}'; } 

location ~ ^/get_text/article/(.*)_(/d+).html$ {   default_type text/html;   set $s $1;   set $d $2;   return 200 str:$s$d; } 

location ~ ^/get_text {   default_type text/html;   add_header Content-Type 'text/html; charset=utf-8';   return 200 '你好，世界！';  }