# Scalars # Strings can be unquoted name: John Doe # Strings can be single quoted single_quoted_string: 'This is a single quoted string' # Strings can be double quoted (allows for escape sequences) double_quoted_string: "This is a double quoted string with an escaped newline \n and tab \t." # Multiline string with folded style (newlines become spaces) folded_style: > This is a very long string that spans several lines. # Multiline string with literal block style (newlines are preserved) literal_style: | Line 1 Line 2 Line 3 # Integers age: 30 # Floating point price: 19.99 # Boolean values is_student: true is_employed: false # Null value middle_name: ~ # null can also be represented with 'null' # Timestamp timestamp: 2023-01-01T12:00:00Z # Sequences (lists) # Inline list fruits: [apple, banana, cherry] # Block style list books: - 'Moby Dick' - '1984' - 'Pride and Prejudice' # Mappings (dictionaries) # Inline dictionary address: {street: '123 Main St', city: 'Anytown', zip: '12345'} # Block style dictionary employee: first_name: Jane last_name: Smith age: 40 # Edge cases and advanced features # Strings that look like other types must be quoted looks_like_number: '12345' looks_like_boolean: 'yes' looks_like_null: 'null' looks_like_timestamp: '2023-01-01T12:00:00Z' # Using anchors and aliases to reuse properties base_address: &base street: '456 Elm St' city: 'Sometown' office_address: <<: *base # Merge the base address into this mapping suite: 500 # Nested structures users: - name: Alice age: 28 interests: - reading - cycling - name: Bob age: 35 interests: - cooking - hiking