# Generate a valid US Social Security number
Faker::IDNumber.valid #=> "552-56-3593"
# Generate an invalid US Social Security number
Faker::IDNumber.invalid #=> "311-72-0000"
# Generate a Spanish citizen identifier (DNI)
Faker::IDNumber.spanish_citizen_number #=> "53290236-H"
# Generate a Spanish foreign born citizen identifier (NIE)
Faker::IDNumber.spanish_foreign_citizen_number #=> "Z-1600870-Y"
# Generate a valid South African ID Number
Faker::IDNumber.south_african_id_number #=> "8105128870184"
# or
Faker::IDNumber.valid_south_african_id_number #=> "8105128870184"
# Generate an invalid South African ID Number
Faker::IDNumber.invalid_south_african_id_number #=> "1642972065088"
# Generate a Brazilian citizen number (CPF)
Faker::IDNumber.brazilian_citizen_number #=> "53540542221"
# Generate a formatted Brazilian CPF
# Keyword arguments: formatted
Faker::IDNumber.brazilian_citizen_number(formatted: true) #=> 000.000.000-00