You can use sed to trim it.
sed 's/^ *//;s/ *$//'
You can test it really easily on a command line by doing:
echo -n " 12 s3c " | sed 's/^ *//;s/ *$//' && echo c
You can use sed to trim it.
sed 's/^ *//;s/ *$//'
You can test it really easily on a command line by doing:
echo -n " 12 s3c " | sed 's/^ *//;s/ *$//' && echo c