For Ex :
echo "adsa " >> a.txt
echo "asdad " >> a.txt
in my file
adsa
asdad
But i am looking for
adsa asdad
For Ex :
echo "adsa " >> a.txt
echo "asdad " >> a.txt
in my file
adsa
asdad
But i am looking for
adsa asdad
Some platforms support echo -n to suppress printing newline... man echo might help
Specifically, bash (from OP's tag) has a builtin echowhich supports -n. Try help echo from bash to see the help for the builtin command
You can also use printf:
printf "adsa " >> a.txt
printf "asdad " >> a.txt
printf "\n" >> a.txt
or
printf "adsa " >> a.txt
printf "asdad \n" >> a.txt