Web Reference: Learn how to declare and create Java variables using jShell. Learn how JShell allows for redeclaring variables, as well as a few differences when compared to a traditional Java compiler... Jul 11, 2025 · Prerequisite : JShell in Java 9 We can declare variables and use anywhere throughout Jshell session. Let's create an integer variable. Semicolon (;) is optional, we can leave it and it works fine. See, variable b is created without using semicolon. Scratch Variables. JShell is a Read-Evaluate-Print Loop tool (REPL), which evaluates declarations, statements, and expressions as they are entered and immediately shows the results.
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