Christian Fobel cfobel

## array_intersect.coffee
arrayIntersect_ = (arg1, arg2) ->
    retVal = []
    hashMap = {}

    for l in arg1
        hashMap[l] = 1

    for l in arg2
        if hashMap[l] and ((hashMap[l] += 1) == 2)
            retVal.push(l)

## gist:1155906

      
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                clintel
                / gist:1155906
            
            
              Created
              August 19, 2011 02:40
            
              
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	arrayIntersect_ = (arg1, arg2) ->
	retVal = []
	hashMap = {}

	for l in arg1
	hashMap[l] = 1

	for l in arg2
	if hashMap[l] and ((hashMap[l] += 1) == 2)
	retVal.push(l)