install java 11

To install Java 11, you can follow these steps:

1. Download the Java 11 JDK for your operating system from the Oracle website.

2. Install the JDK by following the instructions for your operating system:

3. Windows: Double-click the downloaded installer and follow the prompts to install Java 11.

4. macOS: Open the downloaded DMG file and double-click the JDK 11 package to launch the installer. Follow the prompts to install Java 11.

5. Linux: Extract the downloaded tar.gz file and move the extracted directory to the desired installation location. For example:

tar -xvf openjdk-11.0.10_linux-x64_bin.tar.gz
sudo mv jdk-11.0.10 /usr/lib/jvm/jdk-11

6. Set the default Java version to Java 11:

7. Windows: Use the Java Control Panel to set the default Java version.

8. macOS: Use the Java Preferences utility to set the default Java version.

9. Linux: Update the PATH environment variable to include the path to the bin directory of the Java 11 installation. For example:

export PATH="/usr/lib/jvm/jdk-11/bin:${PATH}"

10. Verify that Java 11 is installed and set as the default:

java -version

Note that these steps will install the Oracle version of Java 11. If you prefer to install the OpenJDK version of Java 11, you can download it from the OpenJDK website.

For more information on installing Java 11, you can refer to the Oracle documentation or the OpenJDK documentation.