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🔧 Upgrade to Cadence 1.0 🔧
Upgrade your Cadence contracts on Testnet before June 20th! All contracts must be updated to avoid breaking.

Learn Solidity Guide Playground Community Security Documentation

0.42
1.0

Introduction
Why Use Cadence?
Tutorial
Language Reference
Cadence 1.0 Migration Guide
Design Patterns
Anti-Patterns
Development Standards
Security Best Practices
Guide for Solidity developers
Contract Upgrades with Incompatible Changes
JSON-Cadence format
Measuring Time
Testing

Language Reference
Type Hierarchy

Version: 0.42

Type Hierarchy

Cadence type hierarchy

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