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-rw-r--r--Etc/FAQ.yo7
1 files changed, 7 insertions, 0 deletions
diff --git a/Etc/FAQ.yo b/Etc/FAQ.yo
index 145ef02c9..4a86050e6 100644
--- a/Etc/FAQ.yo
+++ b/Etc/FAQ.yo
@@ -1025,6 +1025,13 @@ label(210)
     HIT:SPOT
   )
 
+  Dynamic scoping applies to named references, so for example a named
+  reference declared in global scope may be used in function scopes.
+  In ksh, local parameters have static scope, so named references in
+  zsh may have side-effects that do not occur in ksh.  To limit those
+  effects, mytt(zmodload zsh/param/private) and declare all named
+  references mytt(private).
+
   Named references may be used in zsh versions later than 5.9.
 
 sect(What is zsh's support for non-forking command substitution?)