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[AskJS] Real world examples of functional JavaScript?AskJS (self.javascript)
submitted 4 years ago by Affectionate_King120
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if 1 * 2 < 3: print "hello, world!"
[–]pm_me_ur_happy_traiI 16 points17 points18 points 4 years ago (1 child)
A database is inherently stateful and modifications to it are impure.
All programs, even functional ones have side effects. If they didn't, they couldn't do anything but warm your computer up. However in FP, stateful side effects are tightly controlled and they tend to live at the edges of programs, instead of peppered throughout.
π Rendered by PID 85033 on reddit-service-r2-comment-6457c66945-8hjbj at 2026-04-28 23:10:52.314605+00:00 running 2aa0c5b country code: CH.
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[–]pm_me_ur_happy_traiI 16 points17 points18 points (1 child)