Setting the JAVA_HOME Environment Variable on Mac OS X 10.9
When transitioning from Windows to Mac for Java development, one crucial step involves setting the JAVA_HOME environment variable. Here's a step-by-step guide to navigate this process on Mac OS X 10.9:
-
Identify Your Shell Type:
- Open Terminal (Applications > Utilities > Terminal).
- Type echo $SHELL to determine your shell type (e.g., bash or zsh).
-
Edit Profile File:
- For bash users: Open the Bash profile file (~/.bash_profile) using a text editor.
- For zsh users (macOS Catalina and newer): Open the Zsh profile file (~/.zshrc) instead.
-
Add JAVA_HOME Line:
-
Append the following line to the bottom of the profile file, replacing
with the actual path to the Java installation directory: - For Bash: echo export "JAVA_HOME=
" >> ~/.bash_profile - For Zsh: echo export "JAVA_HOME=
" >> ~/.zshrc
- For Bash: echo export "JAVA_HOME=
Note: Find the Java installation path by running locate bin/java.
-
-
Save and Reload:
- Save the changes to the profile file.
- Restart your shell by closing and reopening the Terminal window.
-
Verify JAVA_HOME:
- Type echo $JAVA_HOME in the Terminal to verify the value of the JAVA_HOME environment variable. It should point to the Java installation directory you specified.
-
Handle Multiple JDK Versions:
-
If you have multiple JDK versions installed, use the -v flag with java_home to specify a specific version:
- For Example: echo export "JAVA_HOME=$(/usr/libexec/java_home -v 1.7)" >> ~/.zshrc
-
By following these steps, you can successfully set the JAVA_HOME environment variable on Mac OS X 10.9, ensuring the proper execution of your Java programs.
The above is the detailed content of How to set the JAVA_HOME environment variable on Mac OS X 10.9?. For more information, please follow other related articles on the PHP Chinese website!

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