我无法从nokogiri节点内容中删除空格

Code:

digits.each do |digit|
  puts digit.content #&0000000000032056.00000032 056
  value = digit.content[24..-1].strip
  puts value #32 056 it's ok
  puts value.gsub(/\s+/, "") #32 056 !!!! I expected 32056
  population << value
end
digits.each do |digit|
  puts digit.con