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Adds notice about subtle nuances of this helper-parameter

Van Driessche Vincent
2019-01-18 15:21:17 +00:00
parent 0f1e195b45
commit a0267b3a4a
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SC2124.md

@@ -1,5 +1,10 @@
## Assigning an array to a string! Assign as array, or use * instead of @ to concatenate.
### Danger!
> Changing this parameter can be dangerous. It's behavior is influenced by the value of `IFS`. In certain situations (like feeding strings into commands) this can result in unexpected results from a seemingly esthetic-only change.
[[More info]](https://wiki.bash-hackers.org/syntax/shellvars#special_parameters_and_shell_variables)
### Problematic code:
```sh