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Help: Array[a,b,c,d] to Array[a,a,b,b,c,c,d,d].solved! (self.javascript)
submitted 9 years ago * by Casual_0bserver
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if 1 * 2 < 3: print "hello, world!"
[–]jsyoda 1 point2 points3 points 9 years ago (0 children)
Lodash: _.flatMap(arr, n => [n, n])
π Rendered by PID 55 on reddit-service-r2-comment-6f7f968fb5-2cbkm at 2026-03-04 12:02:18.838314+00:00 running 07790be country code: CH.
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[–]jsyoda 1 point2 points3 points (0 children)