Batch ecriture en ligne au lieu de colonne

C:> type f2.txt
a
b
c
d
e

C:> aa
a;b;c;d;e

C:> type aa.bat
@echo off

setlocal enableDelayedExpansion
set x=
for /f "tokens=1" %%a in ('type f2.txt') do (
if not "!x!" == "" set c=;
set x=!x!!c!%%a
)
echo %x%

C:>

C:> type f2.txt
A
B
C
D/ E
F/ G
C:>
C:> aa
A;B;C;D/E;F/G

C:>
C:> type aa.bat
@echo off

setlocal enableDelayedExpansion
set x=
for /f "delims=+ tokens=1" %%a in ('type f2.txt') do (
set z=%%a
set z=!z: =!
if not "!x!" == "" set c=;
set x=!x!!c!!z!
)
echo %x%

for /f "tokens=2* delims==" %%i in ('type Log.txt ^| findstr /i /c:"="')
do (
  if not %%i== 0 echo ^-n %%i %%j >> End.txt
)

for /f "tokens=2* delims==" %%i in ('type Log.txt ^| findstr /i /c:"="')
do (
  if not %%i== 0 echo -n %%i %%j >> End.txt
)