Created SC3009 (markdown)

2025-10-03 19:29:44 +08:00 · 2021-12-02 14:36:33 +00:00
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+In POSIX `sh`, brace expansion is undefined.
+
+Problematic code:
+```
+#!/bin/sh
+
+for i in {1..5}; do ...
+```
+Here, `$i` expands to `{1..5}`. It does not exand to the sequence `1 2 3 4 5`