From 32630bde22957a9c9a18c4ccdb4df2523f83b0ca Mon Sep 17 00:00:00 2001
From: "n[oO]ne" <lominum@protonmail.com>
Date: Fri, 24 May 2024 12:00:14 +0700
Subject: [PATCH] [#16593] - fix: fixed memory leak by anonymous function in
 PascalCase.zep

---
 CHANGELOG-5.0.md                          | 12 ++++++++++++
 phalcon/Support/Helper/Str/PascalCase.zep | 14 ++++++--------
 2 files changed, 18 insertions(+), 8 deletions(-)

diff --git a/CHANGELOG-5.0.md b/CHANGELOG-5.0.md
index eb2f9587e6f..338b64e9c81 100644
--- a/CHANGELOG-5.0.md
+++ b/CHANGELOG-5.0.md
@@ -1,5 +1,17 @@
 # Changelog
 
+## [5.7.1](https://github.com/phalcon/cphalcon/releases/tag/v5.7.1) (XXXX-XX-XX)
+
+### Changed
+
+### Added
+
+### Fixed
+
+- Fixed `Phalcon\Support\Helper\PascalCase` causing memory leak by anonymous function [#16593](https://github.com/phalcon/cphalcon/issues/16593)
+
+### Removed
+
 ## [5.7.0](https://github.com/phalcon/cphalcon/releases/tag/v5.7.0) (2024-05-17)
 
 ### Changed
diff --git a/phalcon/Support/Helper/Str/PascalCase.zep b/phalcon/Support/Helper/Str/PascalCase.zep
index a11e5649007..826113183de 100644
--- a/phalcon/Support/Helper/Str/PascalCase.zep
+++ b/phalcon/Support/Helper/Str/PascalCase.zep
@@ -25,18 +25,16 @@ class PascalCase
         string text,
         string delimiters = null
     ) -> string {
-        var exploded, output;
+        var exploded, output, element;
 
         let exploded = this->processArray(text, delimiters);
 
-        let output = array_map(
-            function (element) {
-                return ucfirst(mb_strtolower(element));
-            },
-            exploded
-        );
+        let output = "";
+        for element in exploded {
+            let output = output . ucfirst(mb_strtolower(element));
+        }
 
-        return implode("", output);
+        return output;
     }
 
     /**