{ "contractName": "ERC721Basic", "abi": [ { "anonymous": false, "inputs": [ { "indexed": true, "name": "_from", "type": "address" }, { "indexed": true, "name": "_to", "type": "address" }, { "indexed": false, "name": "_tokenId", "type": "uint256" } ], "name": "Transfer", "type": "event" }, { "anonymous": false, "inputs": [ { "indexed": true, "name": "_owner", "type": "address" }, { "indexed": true, "name": "_approved", "type": "address" }, { "indexed": false, "name": "_tokenId", "type": "uint256" } ], "name": "Approval", "type": "event" }, { "anonymous": false, "inputs": [ { "indexed": true, "name": "_owner", "type": "address" }, { "indexed": true, "name": "_operator", "type": "address" }, { "indexed": false, "name": "_approved", "type": "bool" } ], "name": "ApprovalForAll", "type": "event" }, { "constant": true, "inputs": [ { "name": "_owner", "type": "address" } ], "name": "balanceOf", "outputs": [ { "name": "_balance", "type": "uint256" } ], "payable": false, "stateMutability": "view", "type": "function" }, { "constant": true, "inputs": [ { "name": "_tokenId", "type": "uint256" } ], "name": "ownerOf", "outputs": [ { "name": "_owner", "type": "address" } ], "payable": false, "stateMutability": "view", "type": "function" }, { "constant": true, "inputs": [ { "name": "_tokenId", "type": "uint256" } ], "name": "exists", "outputs": [ { "name": "_exists", "type": "bool" } ], "payable": false, "stateMutability": "view", "type": "function" }, { "constant": false, "inputs": [ { "name": "_to", "type": "address" }, { "name": "_tokenId", "type": "uint256" } ], "name": "approve", "outputs": [], "payable": false, "stateMutability": "nonpayable", "type": "function" }, { "constant": true, "inputs": [ { "name": "_tokenId", "type": "uint256" } ], "name": "getApproved", "outputs": [ { "name": "_operator", "type": "address" } ], "payable": false, "stateMutability": "view", "type": "function" }, { "constant": false, "inputs": [ { "name": "_operator", "type": "address" }, { "name": "_approved", "type": "bool" } ], "name": "setApprovalForAll", "outputs": [], "payable": false, "stateMutability": "nonpayable", "type": "function" }, { "constant": true, "inputs": [ { "name": "_owner", "type": "address" }, { "name": "_operator", "type": "address" } ], "name": "isApprovedForAll", "outputs": [ { "name": "", "type": "bool" } ], "payable": false, "stateMutability": "view", "type": "function" }, { "constant": false, "inputs": [ { "name": "_from", "type": "address" }, { "name": "_to", "type": "address" }, { "name": "_tokenId", "type": "uint256" } ], "name": "transferFrom", "outputs": [], "payable": false, "stateMutability": "nonpayable", "type": "function" }, { "constant": false, "inputs": [ { "name": "_from", "type": "address" }, { "name": "_to", "type": "address" }, { "name": "_tokenId", "type": "uint256" } ], "name": "safeTransferFrom", "outputs": [], "payable": false, "stateMutability": "nonpayable", "type": "function" }, { "constant": false, "inputs": [ { "name": "_from", "type": "address" }, { "name": "_to", "type": "address" }, { "name": "_tokenId", "type": "uint256" }, { "name": "_data", "type": "bytes" } ], "name": "safeTransferFrom", "outputs": [], "payable": false, "stateMutability": "nonpayable", "type": "function" } ], "bytecode": "0x", "deployedBytecode": "0x", "sourceMap": "", "deployedSourceMap": "", "source": "pragma solidity ^0.4.23;\n\n\n/**\n * @title ERC721 Non-Fungible Token Standard basic interface\n * @dev see https://github.com/ethereum/EIPs/blob/master/EIPS/eip-721.md\n */\ncontract ERC721Basic {\n event Transfer(\n address indexed _from,\n address indexed _to,\n uint256 _tokenId\n );\n event Approval(\n address indexed _owner,\n address indexed _approved,\n uint256 _tokenId\n );\n event ApprovalForAll(\n address indexed _owner,\n address indexed _operator,\n bool _approved\n );\n\n function balanceOf(address _owner) public view returns (uint256 _balance);\n function ownerOf(uint256 _tokenId) public view returns (address _owner);\n function exists(uint256 _tokenId) public view returns (bool _exists);\n\n function approve(address _to, uint256 _tokenId) public;\n function getApproved(uint256 _tokenId)\n public view returns (address _operator);\n\n function setApprovalForAll(address _operator, bool _approved) public;\n function isApprovedForAll(address _owner, address _operator)\n public view returns (bool);\n\n function transferFrom(address _from, address _to, uint256 _tokenId) public;\n function safeTransferFrom(address _from, address _to, uint256 _tokenId)\n public;\n\n function safeTransferFrom(\n address _from,\n address _to,\n uint256 _tokenId,\n bytes _data\n )\n public;\n}\n", "sourcePath": "openzeppelin-solidity/contracts/token/ERC721/ERC721Basic.sol", "ast": { "absolutePath": "openzeppelin-solidity/contracts/token/ERC721/ERC721Basic.sol", "exportedSymbols": { "ERC721Basic": [ 5123 ] }, "id": 5124, "nodeType": "SourceUnit", "nodes": [ { "id": 5018, "literals": [ "solidity", "^", "0.4", ".23" ], 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