using Java 9’s jshell for experimenting

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Archive for the tag "nashorn"

using Java 9’s jshell for experimenting

May 13th, 2017 by Jeanne Boyarsky

In Java 8, Oracle introduced the new Nashorn engine and is encouraging the use of jjs. It’s a RPEL (read print evaluate loop) for JavaScript. Since JavaScript can call Java, this allows experimenting with Java APIs like you do in other languages like Python and Ruby. I actively disliked it and even wrote a blog post […]

using Nashorn’s jjs for experimenting

January 25th, 2015 by Jeanne Boyarsky

In Java 8, Oracle introduced the new Nashorn engine and is encouraging the use of jjs. It’s a RPEL (read print evaluate loop) for JavaScript. Since JavaScript can call Java, this allows experimenting with Java APIs like you do in other languages like Python and Ruby. It works better in those languages though. Cay Horstmann’s […]