From 26fabc42a0c21675f87c5ddc0f6cc4cd82e7791a Mon Sep 17 00:00:00 2001
From: Odysseas Georgoudis <odygrd@gmail.com>
Date: Wed, 26 Jun 2024 16:40:39 +0300
Subject: [PATCH] update CHANGELOG.md

---
 CHANGELOG.md | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/CHANGELOG.md b/CHANGELOG.md
index ba74b644..84f99ea6 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -73,6 +73,10 @@
   or disable this feature through the backend options by modifying the `check_printable_char` callback
   in `BackendOptions`.
 
+  ```c++  
+  std::function<bool(char c)> check_printable_char = [](char c) { return c >= ' ' && c <= '~'; };
+  ```
+  
 - Added `StringRef`, a utility for passing string arguments by reference without copying. Suitable for string literals
   or immutable strings with a guaranteed persistent lifetime. For example