Script timings

showtime.coffee

try
  Array::sum = ->
    sum = 0
    for x in @
      sum += x
    sum
  
  now = -> new Date().getTime()
  
  time = (f, takes = 100000) ->      
    start = now()
    total = 0
    for i in [1..takes]
      f()
      total += now() - start
      start = now()
    repeat f, takes
    total / takes
    
  calc = -> [1..1].sum()
  
  console.log time ->
#    f = -> calc()
#    f()     
    calc()
  , 100000
  
catch e
  console.log e