Ethereum to Neo Standard Mapping
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Overview
| Ethereum | Neo | Key Differences |
|---|---|---|
| ERC-20 | NEP-17 | 4-parameter transfer, witness auth, no approve/allowance |
| ERC-721 | NEP-11 | bytes32 token IDs, 3-param transfer, witness auth, required tokensOf/properties |
| ERC-2981 | NEP-24 | Multiple royalty recipients, royaltyToken parameter |
| EIP-165 | Manifest supportedstandards | Interface detection is manifest-based, no supportsInterface() |
| EIP-2612 (Permit) | Runtime.checkWitness() | No permit needed — witness model replaces approvals |
| EIP-1967 (Proxy) | NEP-22/29/31 | Native update + deploy callback + optional destroy, no proxy pattern |