# Semantic versioning in JavaScript

semver.org

Project version changed from `1.0.0` to `1.0.1`. Tell me what it means.

Project version changed from `1.0.0` to `1.1.0`. Tell me what it means.

Project version changed from `1.0.0` to `2.0.0`. Tell me what it means.

Your project version is `1.9.9`. You've added a new functionality to the project that doesn't break backwards compatibility. Set the new version for the project.

Your project version is `1.9.9`. You've added new functionality to the project that breaks backwards compatibility. Set the new version for the project.

Your project version is `1.9.9`. You fixed a bug in your code. Install the new version for the project.

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