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Revision as of 03:21, 28 March 2012 by Bozhidar (talk | contribs) (added a mention of mozrepl)
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JavaScript is supported out of the box in Emacs, see js-mode.

JavaScript REPL

Have a look at mozrepl - a REPL for interacting with an external web browser's internal JavaScript engine.

Other JavaScript modes

  • js2-mode by Steve Yegge is one of the most complete JavaScript modes. It boasts run-time validation of JavaScript. Official website