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-rw-r--r--examples/functions/array-to-string15
1 files changed, 15 insertions, 0 deletions
diff --git a/examples/functions/array-to-string b/examples/functions/array-to-string
new file mode 100644
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--- /dev/null
+++ b/examples/functions/array-to-string
@@ -0,0 +1,15 @@
+#! /bin/bash
+
+# Format: array_to_string vname_of_array vname_of_string separator
+array_to_string()
+{
+ (( ($# < 2) || ($# > 3) )) && {
+ "$FUNCNAME: usage: $FUNCNAME arrayname stringname [separator]"
+ return 2
+ }
+
+ local array=$1 string=$2
+ ((3==$#)) && [[ $3 = ? ]] && local IFS="${3}${IFS}"
+ eval $string="\"\${$array[*]}\""
+ return 0
+}