dev: added some string helper functions, updated gitignore

.gitignore

@@ -39,3 +39,4 @@ chessmcu_default/
 
 # End of https://www.toptal.com/developers/gitignore/api/mplabx
 
+localTest/

inc/strFuncs.hpp

@@ -0,0 +1,23 @@
+/* 
+ * File:   strFuncs.hpp
+ * Author: amr
+ *
+ * Created on August 27, 2025, 12:58 PM
+ */
+
+#ifndef STRFUNCS_HPP
+#define	STRFUNCS_HPP
+
+#include <string>
+#include <sstream>
+#include <vector>
+#include <iterator>
+
+template <typename Out>
+void split(const std::string &s, char delim, Out result);
+
+std::vector<std::string> split(const std::string &s, char delim);
+
+
+#endif	/* STRFUNCS_HPP */
+

strFuncs.cpp

@@ -0,0 +1,16 @@
+#include "inc/strFuncs.hpp"
+
+template <typename Out>
+void split(const std::string &s, char delim, Out result) {
+    std::istringstream iss(s);
+    std::string item;
+    while (std::getline(iss, item, delim)) {
+        *result++ = item;
+    }
+}
+
+std::vector<std::string> split(const std::string &s, char delim) {
+    std::vector<std::string> elems;
+    split(s, delim, std::back_inserter(elems));
+    return elems;
+}