From 833e0d84fb0851fe779e416ea17decc7ba00322e Mon Sep 17 00:00:00 2001
From: Managor <42655600+Managor@users.noreply.github.com>
Date: Tue, 26 Aug 2025 05:17:14 +0300
Subject: [PATCH] {greater, less}-than: add persistent file descriptor example
 (#17773)

* Update less-than.md and greater-than.md
---
 pages/common/greater-than.md | 8 ++++++++
 pages/common/less-than.md    | 4 ++++
 2 files changed, 12 insertions(+)

diff --git a/pages/common/greater-than.md b/pages/common/greater-than.md
index 4d345e7322..1c0552559d 100644
--- a/pages/common/greater-than.md
+++ b/pages/common/greater-than.md
@@ -26,3 +26,11 @@
 - Redirect `stderr` to `stdout` for piping them together:
 
 `{{command1}} 2>&1 | {{command2}}`
+
+- Open a persistent file descriptor:
+
+`exec {{3}}>{{path/to/file}}`
+
+- Write to a custom file descriptor:
+
+`{{echo text}} >&{{3}}`
diff --git a/pages/common/less-than.md b/pages/common/less-than.md
index a844f33cea..09c070a47d 100644
--- a/pages/common/less-than.md
+++ b/pages/common/less-than.md
@@ -30,3 +30,7 @@
 - Pass command output to a program as a file descriptor:
 
 `diff <({{command1}}) <({{command2}})`
+
+- Open a persistent file descriptor:
+
+`exec {{3}}<{{path/to/file}}`