shell script reading variables from a shell script

Question

How to take the variable like this?

a.sh

#!/bin/sh
./b.sh
echo "The message is: $MESSAGE"

b.sh

#!/bin/sh
MESSAGE="hello"

Then run:

$ ./a.sh
The message is:

I want to take the value of variable MESSAGE in a.sh

How can I do?

Charles Duffy · Accepted Answer · 2017-02-25 00:46:33Z

1

If you do . ./b.sh (or source b.sh depending on your shell flavor) it will run b in the same shell as a rather than starting a different process.

Charles Duffy

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answered Jun 24, 2013 at 6:56

John3136

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