Bat For Loop拼接字符串和int

@ECHO OFF &SETLOCAL
SET /a count=5
for /l %%a in (1,1,%count%) do call set "Myvar=%%Myvar%%, %%a"
ECHO %Myvar:~2%

set Maps=" "
for /f %%f in ()  do (
	if "%s%" equ " " (
		call set Maps=%%f
	) else (
		call set "Maps=%%Maps%%+%%f"
	)	
) 
echo %Maps%