How to Get Your Dart Version from the Command Line

Dart is a Google‑backed, open‑source language that powers Flutter, web, desktop, and server‑side apps.
When you’re working on a project, you often need to confirm which Dart SDK you’re actually using—especially if the project depends on a particular version or you’re debugging compatibility issues.

The quickest way to find out is to ask the SDK itself. Open a terminal (or PowerShell) and run:

dart --version

You’ll get an output that looks something like this:

Dart SDK version: 2.13.4 (stable) on "macos-x64"

📌 What the Output Means

Field	Example	Explanation
`Dart SDK version`	`2.13.4`	The three‑part semantic‑version string: major.minor.patch.
Channel	`(stable)`	Indicates whether the SDK came from the stable, beta, or dev release channel.
Platform	`"macos-x64"`	The OS and architecture on which Dart is running.

Why it matters

Stable releases are production‑ready and receive security patches every three months.

Beta gives you a taste of upcoming features a month in advance.

Dev is the bleeding‑edge channel with nightly builds that may contain breaking changes.

🔧 Quick‑Start Cheat Sheet

Command	What it does
`dart --version`	Shows the current SDK version.
`dart --help`	Prints a short help page with all CLI options.
`dart --verbose`	Enables debug output (useful when diagnosing startup issues).

If you’re on Windows, you might need to run dart.exe instead of dart depending on how you installed the SDK.

🚀 Use‑Case Scenarios

Scenario	Why you need the version
Project portability	Pin a specific SDK in your CI/CD pipeline to avoid accidental upgrades.
Dependency resolution	Some Flutter plugins require a minimum Dart version.
Troubleshooting	Verify that the SDK you think you’re using is the one the IDE is pointing at.

⚠️ Common Pitfalls

Issue	Fix
Command not found	Ensure that `dart` is in your system’s `PATH`. On macOS/Linux you can add `export PATH="$PATH:$HOME/.pub-cache/bin"` to your shell profile.
Wrong SDK version	If multiple Dart SDKs are installed, the terminal may pick the wrong one. Use the full path to the binary or adjust `PATH` order.

🧩 Extending the Command

You can combine dart --version with shell scripting to automate checks. For example, on a CI pipeline:

EXPECTED="2.13.4"
ACTUAL=$(dart --version | awk '{print $4}' | tr -d '()')

if [ "$ACTUAL" != "$EXPECTED" ]; then
  echo "❌ Dart version mismatch: expected $EXPECTED, got $ACTUAL"
  exit 1
fi

FAQ

Question	Answer
Do I need to restart the terminal after installing Dart?	Usually yes, because the `PATH` changes are only applied to new shells.
How do I switch channels?	Use the `dart channel <stable
Can I check the channel without upgrading?	Yes, the output of `dart --version` already tells you.

🎉 Wrap‑up

Getting the Dart SDK version is a one‑liner that saves you time, especially when you’re juggling multiple projects or maintaining a shared codebase. Keep the command handy, and you’ll avoid a lot of “it worked on my machine” headaches.

Happy coding! 🚀

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