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functional-koans / clojure-koans

A set of exercises for learning Clojure
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First encounter with `nil` #107

Closed shtukas closed 8 years ago

shtukas commented 8 years ago

In 02_strings.clj, the answer to

(= __ (string/index-of "hello world" "bob"))

is nil but nil is not obvious for somebody who never saw it before. This step introduces it.

shtukas commented 8 years ago

Thanks @Strikingwolf I updated the request. Cheers,

trptcolin commented 8 years ago

👍 Thanks!