How to Check Docker Version Quickly and Easily

To check the Docker version installed on your system, run the command docker --version in your terminal. This command shows the Docker client version and build details.

Syntax

The basic syntax to check Docker version is simple and straightforward:

• docker --version: Displays the Docker client version.
• docker version: Shows detailed version info for both client and server (Docker Engine).

bash

docker --version

Example

This example shows how to run the command and what output to expect. It helps you confirm Docker is installed and see its version.

bash

docker --version

Output

Docker version 24.0.2, build cb74dfc

Common Pitfalls

Some common mistakes when checking Docker version include:

• Typing docker version without Docker installed, which results in a 'command not found' error.
• Confusing docker --version (client only) with docker version (client and server info).
• Running the command without proper permissions, which might cause errors on some systems.

bash

Wrong: docker-version
Right: docker --version

Quick Reference

Summary tips for checking Docker version:

• Use docker --version for a quick check.
• Use docker version for detailed info including server.
• Run commands in a terminal or command prompt with Docker installed.

Key Takeaways

Run docker --version to quickly see your Docker client version.

Use docker version to get detailed info about client and server versions.

Ensure Docker is installed and your terminal has permission to run Docker commands.

Avoid typos like docker-version which will cause errors.

Checking Docker version helps confirm your setup before running containers.