Add "Name a variable based on another variable" entry

2019-01-19 18:19:19 +08:00
parent f47fd69d3b
commit 2849a05463
2 changed files with 19 additions and 0 deletions
--- a/manuscript/chapter6.txt
+++ b/manuscript/chapter6.txt
@@ -27,5 +27,14 @@ $ printf '%s\n' "$ref"
 value
 ```

+## Name a variable based on another variable
+
+```shell
+$ var="world"
+$ declare hello_$var=value
+$ printf '%s\n' "$hello_world"
+value
+```
+
 <!-- CHAPTER END -->