idioms for returning multiple values in shell scripting
- by Wang
Are there any idioms for returning multiple values from a bash function within a script?
http://tldp.org/LDP/abs/html/assortedtips.html describes how to echo multiple values and process the results (e.g., example 35-17), but that gets tricky if some of the returned values are strings with spaces in.
A more structured way to return would be to…