---

 -- @function: 获取table的字符串格式内容，递归

 -- @tab： table

 -- @ind：不用传此参数，递归用（前缀格式（空格））

 -- @return: format string of the table

 function dumpTab(tab,ind)

   if(tab==nil)then return "nil" end;

   local str="{";

   if(ind==nil)then ind="  "; end;

   --//each of table

   for k,v in pairs(tab) do

     --//key

     if(type(k)=="string")then

       k=tostring(k).." = ";

     else

       k="["..tostring(k).."] = ";

     end;--//end if

     --//value

     local s="";

     if(type(v)=="nil")then

       s="nil";

     elseif(type(v)=="boolean")then

       if(v) then s="true"; else s="false"; end;

     elseif(type(v)=="number")then

       s=v;

     elseif(type(v)=="string")then

       s="\""..v.."\"";

     elseif(type(v)=="table")then

       s=dumpTab(v,ind.."  ");

       s=string.sub(s,,#s-);

     elseif(type(v)=="function")then

       s="function : "..v;

     elseif(type(v)=="thread")then

       s="thread : "..tostring(v);

     elseif(type(v)=="userdata")then

       s="userdata : "..tostring(v);

     else

       s="nuknow : "..tostring(v);

     end;--//end if

     --//Contact

     str=str.."\n"..ind..k..s.." ,";

   end --//end for

   --//return the format string

   local sss=string.sub(str,,#str-);

   if(#ind>)then ind=string.sub(ind,,#ind-) end;

   sss=sss.."\n"..ind.."}\n";

   return sss;--string.sub(str,1,#str-1).."\n"..ind.."}\n";

 end;--//end function

 --//网摘,直接打印到屏幕

 function printTable(t, n)

   if "table" ~= type(t) then

     return ;

   end

   n = n or ;

   local str_space = "";

   for i = , n do

     str_space = str_space.."  ";

   end

   print(str_space.."{");

   for k, v in pairs(t) do

     local str_k_v

     if(type(k)=="string")then

       str_k_v = str_space.."  "..tostring(k).." = ";

     else

       str_k_v = str_space.."  ["..tostring(k).."] = ";

     end

     if "table" == type(v) then

       print(str_k_v);

       printTable(v, n + );

     else

       if(type(v)=="string")then

         str_k_v = str_k_v.."\""..tostring(v).."\"";

       else

         str_k_v = str_k_v..tostring(v);

       end

       print(str_k_v);

     end

   end

   print(str_space.."}");

 end

 --//test code

 b={[printTable]=,[dumpTab]=}

 a={inter={ext=,uuid="432-43243-43124324",inter2={ext=,uuid="432-43243-43124324",[printTable]=},"anil",nil},"fda",fdsaf,true};

 local sa=dumpTab(b);

 print(sa);

 sa=dumpTab(a);

 print(sa);

 printTable(a)

 printTable(b)