erc721Has

Returns an ERC-721 ownership of a token and user managed by a wallet module.

Usage

The following example creates an inspect request handler that assumes the payload is an user address and just prints if he owns the NFT id 1 of token 0xc6582A9b48F211Fa8c2B5b16CB615eC39bcA653B.

import { createApp } from "@deroll/app";
import { createWallet } from "@deroll/wallet";
 
// create app
const app = createApp({ url: "http://127.0.0.1:5004" });
 
// create wallet
const wallet = createWallet();
 
app.addAdvanceHandler(wallet.handler);
 
const token = "0xc6582A9b48F211Fa8c2B5b16CB615eC39bcA653B"; // NFT address
app.addInspectHandler(async ({ payload }) => { 
    const address = payload; 
    const hasOne = wallet.erc721Has(token, address, 1n); 
    console.log(hasOne); 
}); 

Returns

Type: boolean

Whether the user has ownership of a specific ERC-721 token id.

Parameters

Type: Address

The ERC-721 token address.

Type: string

The address of the user to get the ownership from.

Type: bigint

The id of the token to check ownership.