YAML复合结构

languages:
  - Ruby
  - Perl
  - Python
websites:
  YAML: yaml.org
  Ruby: ruby-lang.org
  Python: python.org
  Perl: user.perl.org

转为JavaScript

{
  languages: [ 'Ruby', 'Perl', 'Python'],
  websites:
  {
    YAML: 'yaml.org',
    Ruby: 'ruby-lang.org',
    Python: 'python.org',
    Perl: 'user.perl.org'
  }
}