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ERC-165 vs ERC-1820

Standard Interface Detection compared with Pseudo-introspection Registry Contract.

No shared functions
0 shared · 1 vs 1 functions · 0% of the smaller surface

ERC-1820 lists ERC-165 in its requires field but declares no inheritance in its interface, so any surface it inherits is not counted here.

🤝 Shared (0)

None.

◀️ Only in ERC-165 (1)

0x01ffc9a7supportsInterface(bytes4)

▶️ Only in ERC-1820 (1)

0x249cb3facanImplementInterfaceForAddress(bytes32,address)

Both surfaces parsed from the canonical specifications: ERC-165 · ERC-1820