JEP 222 – REPL proposed for Java SE9

A REPL (Read-Eval-Print-Loop) feature is becoming a common feature for many languages (Scala and Groovy both have a REPL commandline shell), and JEP-222 proposes adding this same feature to Java for SE9. This feature is useful for quickly trying out and evaluating an expression, and will be a valuable addition to Java SE.

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