The official Arduino development team has this week announced that the latest Arduino IDE 2.0 has now been made available as a stable release and is now available to download.

As if it weren’t confusing enough in the Arduino world these days, now we’re going to have to deal with conflicting version numbers for the IDE. Yup, it’s been forked. Arduino LLC… ...

The release of the Arduino IDE 1.6.6 and updated cores for all supported platforms (AVR 1.6.9, SAM 1.6.5, SAMD 1.6.2) have now closed the door on 723 issues and merged 147 Paul requests.

Although Arduino's programming language is based on C++, you won't be able to use all of its commands. But, you can still use objects in Arduino's IDE, which are a fundamental aspect of C++.