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peek

Sequence.peek

calls `f` for each element in the Sequence.

Unlike `for_each` this returns itself
allowing easier composition with
other Sequence features.

example:

[1,2,3,4,5]
.filter is_prime
.peek say
.drop_while <10
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0.094dev (2025-07-10 15:41:47 GIT hash eafa42ae743de61b62f958948d7abb5fada7756f built by fridi@fzen)