How to store output of command in variable in cmd?

Question

i want to store output of command in variable in batch programming please help me..thanks in advance..

like i want to store output of find command in variable p set p=find /c "chi*" "file.txt"

Answer 1

Assuming you want to store number of lines and not full line of output produced by find

for /f "tokens=3" %%i in ('find /c "chi*" "file.txt"') do set p=%%i

Note: to store full line you can use either tokens=* or delims= (no space after equal sign!).