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1. stackoverflow.com › questions › 22539779java - How to tell if JRE or JDK is installed - Stack Overflow

   stackoverflow.com › questions › 22539779

   I realize that the OP was asking about a Mac, so it may be different there. But as for Windows, this test does not seem reliable. I just checked, and I do NOT have javac in my path, but I DO have a jdk installed. (In my case, my JAVA_HOME is pointed to C:\Program Files\Java\jdk1.8.0_45) –

2. www.javatpoint.com › how-to-check-current-jdkHow to Check Current JDK Version installed in Your System ...

   www.javatpoint.com › how-to-check-current-jdk

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   To find the Java version in CMD, follow the steps given below: Step 1: Open the Command Prompt by pressing Windows Key + R, type cmd and press enter key or click on the Ok button. It opens the Command Prompt window. Step 2: Type the following command in the prompt window and press enter key. It shows the Java version.

3. www.w3docs.com › snippets › javaHow do I find where JDK is installed on my windows machine?

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   To find where the JDK is installed on your Windows machine, you can follow these steps: Open the Start menu and search for "Environment Variables". Click on the "Edit the system environment variables" button. Click on the "Environment Variables" button. In the "System Variables" section, scroll down and find the "JAVA_HOME" variable.

4. mkyong.com › java › how-to-checkHow to check JDK version that installed on your computer

   mkyong.com › java › how-to-check

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   Jun 29, 2020 · We can use java -version to find out the version of the installed JRE. In the below example, the JRE version is 1.8.0_252. Terminal. $ java -version. openjdk version "1.8.0_252". OpenJDK Runtime Environment (build 1.8.0_252-8u252-b09-1~19.10-b09) OpenJDK 64-Bit Server VM (build 25.252-b09, mixed mode) The JDK and JRE versions can be different ...

5. www.java.com › en › downloadHow to find Java version in Windows or Mac - Manual method

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   In order to use the command line tools, you will need to download the Java Development Kit (JDK). The JRE and JDK are separate and can coexist on your system. Only one JRE can be installed on Mac. There can be multiple JDKs installed on a system, as many as you wish. JRE Version Command Line on Mac. Type the following in a Terminal window:

6. refreshjava.com › java › checking-java-installationHow to verify java version and java installation - RefreshJava

   refreshjava.com › java › checking-java-installation

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   1. If Path variable is not set, to check if java is installed properly or not, open a command terminal like CMD, Secure Shell Client etc. and change or move to the java installation directory upto bin folder, now execute the command java. -version. It will display the installed java version and other relevant information about java.

7. People also ask

   How to check JDK version?

   • Use these steps: open a new cmd window and type echo %JAVA_HOME% It should print the installation path for the JDK. Java Runtime JRE and the Java development kit JDK are two separate things. If you want to check the version of the Java compiler used within your local JDK use javac -version.

   java - How to know the jdk version on my machine ... - Stack Overflow

   stackoverflow.com/questions/57363446/how-to-know-the-jdk-version-on-my-machine

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   How do I know if a JDK is installed?

   • Normally a jdk installation has javac in the environment path variables ... so if you check for javac in the path, that's pretty much a good indicator that you have a jdk installed. I realize that the OP was asking about a Mac, so it may be different there. But as for Windows, this test does not seem reliable.

   java - How to tell if JRE or JDK is installed - Stack Overflow

   stackoverflow.com/questions/22539779/how-to-tell-if-jre-or-jdk-is-installed

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   How do I find JDK folder in Windows 10?

   • In a Windows command prompt, just type: Or, if you don't like the command environment, you can check it from: Start menu > Computer > System Properties > Advanced System Properties. Then open Advanced tab > Environment Variables and in system variable try to find JAVA_HOME. This gives me the jdk folder.

   How do I find where JDK is installed on my windows

   stackoverflow.com/questions/4681090/how-do-i-find-where-jdk-is-installed-on-my-windows-machine

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   How do I find a JDK executable?

   • Alternatively, you can use the where command to find the location of the java executable: Open a Command Prompt window. This will print the path to the java executable, which is usually located in the bin directory of the JDK installation directory. Note that the JDK installation directory may be different from the JRE installation directory.

   How do I find where JDK is installed on my windows machine? - W3docs

   www.w3docs.com/snippets/java/how-do-i-find-where-jdk-is-installed-on-my-windows-machine.html

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   How do I check if a Java version is installed?

   • You can open up terminal and simply type this should show you the version of java installed on the system (assuming that you have set the path of the java in system environment). And if you haven't, add it via and if you unsure if you have java at all on your system just use find in terminal i.e. find / -name "java"

   java - How to tell if JRE or JDK is installed - Stack Overflow

   stackoverflow.com/questions/22539779/how-to-tell-if-jre-or-jdk-is-installed

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   Where is JDK installed in Windows 10?

   • just navigate to the location incrementally from your explorer, and you'll see the jdk folder version that you installed. Java installer puts several files into %WinDir%\System32 folder (java.exe, javaws.exe and some others).

   How do I find where JDK is installed on my windows

   stackoverflow.com/questions/4681090/how-do-i-find-where-jdk-is-installed-on-my-windows-machine

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8. www.codejava.net › java-core › how-to-check-java-versionHow to check Java version - CodeJava.net

   www.codejava.net › java-core › how-to-check-java-version

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   Aug 26, 2019 · Note that there can be multiple installations of JRE and/or JDK on a computer. In that case, the version of Java you see in the console is of the first JRE/JDK found in the list of environment variables. To check the version exactly, you need to go to the bin directory of a JDK/JRE installation, for example: cd C:\Program Files\Java\jdk1.8.0 ...