[shadowbat]

Код:

@echo off
SetLocal EnableDelayedExpansion
set t=teh
set str=%t% cat in %t% hat
echo.%str%
set str=!str:%t%=the!
echo.%str%
pause

Код:

@echo off
set t=teh
set str=%t% cat in %t% hat
echo.%str%
call set str=%%str:%t%=the%%
echo.%str%
pause

Код:

@echo off
set t=teh
set str=%t% cat in %t% hat
echo.%str%
call echo.%%str:%t%=the%%
pause