Cairo — StarkNet Smart Contract Reference

Quick reference for Cairo language syntax, types, storage patterns, events, contract templates, and testing guidance for StarkNet development.

Commands

syntax

Core Cairo syntax reference — variables, functions, control flow.

bash scripts/script.sh syntax

types

Cairo type system — felt252, integers, structs, enums, arrays.

bash scripts/script.sh types

storage

Storage variable patterns and access.

bash scripts/script.sh storage

events

Event declaration, emission, and indexing.

bash scripts/script.sh events

template

Generate a starter contract template.

bash scripts/script.sh template erc20
bash scripts/script.sh template ownable

help

Show all commands.

bash scripts/script.sh help

Output

• Syntax examples with explanations
• Contract boilerplate code
• Storage and event patterns

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