CoffeeScript call by value hack

cbv.coffee

for child in children
  $('#list').append("<li>#{child.name}</li>").bind 'click', do =>
    tmp = child.id
    -> check(tmp)


# always check the id of last child
for child in children
  $('#list').append("<li>#{child.name}</li>").bind 'click', => check(child.id)