From d1c450fe481112e6c3374771034780bb8b41ffe8 Mon Sep 17 00:00:00 2001
From: Brad Arant <barant@barant.com>
Date: Tue, 4 Feb 2025 15:43:17 -0800
Subject: [PATCH] added logic for toupper and tolower on MString.

---
 MString.cpp | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/MString.cpp b/MString.cpp
index 8b11859..4968ab1 100644
--- a/MString.cpp
+++ b/MString.cpp
@@ -9,6 +9,7 @@
 #include <stdlib.h>
 #include <unistd.h>
 #include <fcntl.h>
+#include <cctype>
 
 namespace coreutils {
    
@@ -377,12 +378,16 @@ namespace coreutils {
    
    MString MString::toUpper() {
       MString target;
+      for(int ix = 0; ix < length; ++ix)
+	write(std::toupper(data[ix]));      
       return target;
    }
    
    
    MString MString::toLower() {
       MString target;
+      for(int ix = 0; ix < length; ++ix)
+	write(std::tolower(data[ix]));      
       return target;
    }