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201edited Feb 1, 2020 at 23:56The following command will tell you a lot of information about your java version, including the vendor:
java -XshowSettings:properties -versionIt works on Windows, Mac, and Linux.
Content Under CC-BY-SA license java - Which JRE am I using? - Stack Overflow
To check actually runned Java version you can use java.lang.Runtime API available since Java 10. Runtime.Version version = Runtime.version(); int javaVersion = version.feature(); // returns 17 for Java 17
runtime - How to check whether java is installed on …
Dec 2, 2013 · Open Command Prompt and type in the following command: java -version. Upon successful execution, the command will output the version of …
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How can I detect the installed Sun/Oracle JRE on Windows?
Aug 27, 2009 · A Sure shot workaround is to navigate to the JRE installation directory "C:\Program Files\Java\", navigate to the bin folder from command prompt and then run "java …
java - How to know the jdk version on my machine?
Feb 16, 2023 · If you want to check the version of the Java compiler used within your local JDK use javac -version. Note: if you use multiple JDKs the one that figures first a.k.a. above all others version you installed and referenced within …
java - How to tell if JRE or JDK is installed - Stack …
Mar 20, 2014 · 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 export JAVA_HOME=/path/to/java/jdk1.x
How to find the JRE path on Windows using command line
Jun 12, 2019 · JAVA_HOME is not set by default in Windows Java. Instead, it lists itself in the registry. The value CurrentVersion in HKLM\SOFTWARE\JavaSoft\Java Runtime Environment …
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java - How do I find where JDK is installed on my …
Jan 13, 2011 · You can lookup all versions of Java installed in registry. Take a look at HKLM\SOFTWARE\JavaSoft\Java Runtime Environment and HKLM\SOFTWARE\Wow6432Node\JavaSoft\Java Runtime Environment for …
How to know java or java run time version on a computer
Aug 25, 2016 · In addition to using java -version to get the runtime, you could also use java.version (a system property) to get it. Something like, …
How to check Java is installed on my windows system or not?
May 4, 2015 · If you don't know from where "java.exe" is being picked up, you can check in the installed software section within the control panel. If you don't find any entry of java in the …
how to check jre version using java application
May 16, 2012 · Use System.getProperty("java.version") or System.getProperty("java.runtime.version") to get installed version of java. The above code …
windows - Identify Java version of a running application - Stack …
Nov 24, 2014 · Go to the "Details" tab to see the version number; Using Process Explorer. Start Process Explorer; Drag the crosshair over your application to select the process; Configure the …
java - how to get latest JRE version in command prompt if …
Oct 21, 2016 · I am trying get the latest JRE installed in windows using dir command. I Have JRE 1.6 and 1.8 installed on my Windows but I need to get whatever the latest version installed in …
java - Checking the version of JRE used during run-time - Stack …
Jun 18, 2012 · System.getProperty("java.version") will return the version of the currently running JVM. Sometimes this does not return anything (don't know why). In that case you can try: …
jvm - Getting Java version at runtime - Stack Overflow
Apr 7, 2010 · Runtime.version() Since Java 9, you can use Runtime.version(), which returns a Runtime.Version: Runtime.Version version = Runtime.version();
java - How to detect presence and location of JVM on Windows?
Jan 26, 2011 · I'm trying to detect if there is a JVM installed and where it is located so I can run java.exe. All I've managed to find is HKCU\Software\JavaSoft\Java Runtime …
jvm - How can I find which Java Virtual Machine is running on my ...
Jul 10, 2013 · Running java -version will tell you which Java binary is first in your path. This will be the binary used by any applications executed using "java -jar ..." or similar. C:\>java -version …
java - Get JRE version from application - Stack Overflow
Jan 7, 2019 · While System.getProperty("java.version") returns the version of the Java that your app is running on, calling "java -version" as a system command from your Java app will return …
How do I detect whether 32-bit Java is installed on x64 Windows, …
The best I've come up with is to check for C:\Windows\SysWOW64\java.exe. Is this a reliable way to test for the presence of 32-bit Java, or are there certain versions that won't put java.exe in …
java - How to find the JVM version from a program? - Stack …
Feb 24, 2011 · we can use the JVM runtime's class bytecode version to check against required JVM release: This solution doesn't depend on any Enum constants etc and is backward …
How do I set the default Java installation/runtime (Windows)?
Basically it consists of having a link between c:\tools\java\default and the actual version of java you want to use as default in your system. ##How to set it: Download junction and make sure …
where in Android Studio do I control which Java / Gradle-Version …
10 hours ago · Following link provides a list stating Java-Versions with compatible Gradle-Versions - this is why I believe I habe a incompatibility-issue. Ma question is: where in Android …
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