From 9bd8cdf2ecc2b60f873b393122b19985cbc4587c Mon Sep 17 00:00:00 2001
From: Jasper Ras <jras@hostnet.nl>
Date: Mon, 2 Jun 2025 12:15:47 +0200
Subject: vault backup: 2025-06-02 12:15:47

---
 Building a command-line using arrays.md | 34 +++++++++++++++++++++++++++++++++
 1 file changed, 34 insertions(+)
 create mode 100644 Building a command-line using arrays.md

(limited to 'Building a command-line using arrays.md')

diff --git a/Building a command-line using arrays.md b/Building a command-line using arrays.md
new file mode 100644
index 0000000..8e187c7
--- /dev/null
+++ b/Building a command-line using arrays.md	
@@ -0,0 +1,34 @@
+---
+tags:
+  - bash
+---
+[[Bash]] [[Globbing patterns]]
+
+---
+See https://www.shellcheck.net/wiki/SC2086
+
+issue with building a command-line and prevent globbing by quoting parameter expansion, solution: use array.
+
+```
+#!/usr/bin/env bash
+function test() {
+  echo "${@}"
+}
+function blaat() {
+  local flags
+  test hello "${flags[@]}"
+}
+function blaat1() {
+  local flags
+  flags=(a b c)
+  test hello "${flags[@]}"
+}
+blaat
+blaat1
+```
+
+```
+❯ bash /tmp/tmp.qI8lPlBQUe
+hello
+hello a b c
+```
\ No newline at end of file
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