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Dynamic variable naming magic

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FriendlyNeighborhoodShane
2020-07-16 17:56:14 +05:30
committed by FriendlyNeighborhoodShane
parent 70f410ebb2
commit 9bcd730b6f
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README.md
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@@ -677,12 +677,12 @@ done
# VARIABLES # VARIABLES
## Name a variable based on another variable ## Name and access a variable based on another variable
```shell ```shell
$ var="world" $ var="world"
$ export "hello_$var=value" $ eval "hello_$var=value"
$ printf '%s\n' "$hello_world" $ eval printf '%s\n' "\$hello_$var"
value value
``` ```