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I have been unable to write a working ERC 721 contract.Can someone help me with a sample ERC 721 contract that works? I have been learning for about a week now and I haven't made much progress.

closed as too broad by Richard Horrocks, flygoing, eth Mar 4 '18 at 20:30

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  • If you have a specific problem, please ask a more specific question. – ivicaa Mar 3 '18 at 9:31
  • Doesn't Metamask work with ERC721 tokens? Because I was finally able to create one, but It only works with earthfiddle and doesn't work with metamask. I cant even add it to MetaMask. – John Anisere Mar 3 '18 at 11:46
  • The reference implementation cited in the ERC-721 standard is github.com/0xcert/ethereum-erc721 – William Entriken Jan 21 at 3:59
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There are number of examples available.

E.g.:

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