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davidchambers/to_hash.coffee

Created April 1, 2012 06:02
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Dictionary comprehensions in CoffeeScript
Raw
to_hash.coffee
to_hash = (pairs) ->
hash = {}
hash[key] = value for [key, value] in pairs
hash
# usage:
to_hash ([n, n * n] for n in [0..5]) # {0:0, 1:1, 2:4, 3:9, 4:16, 5:25}
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