Linux Source command use cases versus bash shell script | use cases for linux source command

This video talks about source command in Unix/Linux and explains. the difference between source command and bash shell script. 1. cat project.config AWS_ENDPOINT=src.prj:amazon.com::3400 BUCKET_NAME=redish-colman PRIME-URL=das/amzon/mumbai/ -----explaination--- abc.ksh ... ... source project.config echo $BUCKET_NAME 2. cat user.txt "Mahesh's Birth day : today cal -3 echo "happy birthday Mahesh" abc.ksh ---- ---- ---- source user.txt user.ksh . $DIR/user.ksh 3. env_setup.ksh AWS_ENDPOINT=src.prj:amazon.com::3400 BUCKET_NAME=redish-colman PRIME-URL=das/amzon/mumbai/ abc.ksh . env_setup.ksh echo $BUCKET_NAME