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Challenges Are All Elements Equal?

Haskell, 16 bytes f(a:b)=all(==a)b Try it online!

posted 3y ago by Hakerh400‭

Answer
#1: Initial revision by user avatar Hakerh400‭ · 2021-08-11T13:01:09Z (about 3 years ago) 
# [Haskell], 16 bytes

<!-- language-all: lang-hs -->

    f(a:b)=all(==a)b

[Try it online!][TIO-ks7ianzp]

[Haskell]: https://www.haskell.org/
[TIO-ks7ianzp]: https://tio.run/##y0gszk7Nyfn/P00j0SpJ0zYxJ0fD1jZRM@l/bmJmnoKtQm5iga@CRkFRZl6Jgp5CmqZCSWpxSTEXmFSw5VJQiFaINtRRQKBYoJiOQrQBTMBMR8EcKgaWi/0PAA "Haskell – Try It Online"