Created
October 4, 2012 03:15
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This is Functional Programming on CoffeeScript
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| _ = require "underscore" | |
| assert = require "assert" | |
| list = [1..6] | |
| sum = _.chain(list) | |
| .filter( (i) -> i % 2 == 0) | |
| .map( (i) -> i * 2) | |
| .reduce( | |
| (seed, item) -> | |
| seed + item | |
| , 0) | |
| .value() | |
| assert.equal 24, sum |
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