arduino
diff --git a/‎hardware/arduino/avr/cores/arduino/WString.cpp
Copy file name to clipboardExpand all lines: hardware/arduino/avr/cores/arduino/WString.cpp
+1-4Lines changed: 1 addition & 4 deletions b/‎hardware/arduino/avr/cores/arduino/WString.cpp
Copy file name to clipboardExpand all lines: hardware/arduino/avr/cores/arduino/WString.cpp
+1-4Lines changed: 1 addition & 4 deletions
@@ -624,10 +624,7 @@ String String::substring(unsigned int left, unsigned int right) const
 	String out;
 	if (left > len) return out;
 	if (right > len) right = len;
-	char temp = buffer[right];  // save the replaced character
-	buffer[right] = '\0';	
-	out = buffer + left;  // pointer arithmetic
-	buffer[right] = temp;  //restore character
+	out.copy(buffer + left, right - left);
 	return out;
 }