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Java / JDK, JRE, JVM, JIT

What is jshell tool in Java 9?

JDK 9 adds Read-Eval-Print Loop (REPL) functionality to the Java platform.

The jshell tool provides an interactive command-line interface for evaluating declarations, statements, and expressions of the Java programming language. It facilitates prototyping and exploration of coding options with immediate results and feedback.

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