Collections

Lists

[item1, item2, ...]

• The list items are separated by commas within brackets.
• To create an empty list, assign empty brackets to a reference.

Maps

[key1: value1, key2: value2, ...]

• Syntax: a comma-separate list of key/value pairs in brackets.
• Each key is separated from its value by a colon.
• To create an empty map, assign brackets containing only a colon, [:], to a reference.