Identifiers

Identifiers are names used for variables, functions, types, and other entities. They must start with a letter or an underscore and can contain letters, digits, and underscores.

let name = "Motoko";
let a1 = 123;
let camelCaseIdentifier = "best practice";
let snake_case_identifier = "for compatibility with other languages";

Reserved syntax keywords

Motoko reserves keywords for its syntax and they cannot be used as identifiers.