CodeWars: The Soul Of Wit Reverse An Array Solution
Approach
param1:
a.pop
is like passing the Array.prototype.pop
, so it misses the contextparam2:
a
is the complement context[...a]
: to make sure mutate in callback does not affect the loop timesImplementation
1// prettier-ignore2reverse=a=>[...a].map(a.pop,a)
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