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BappTutorial/nftbapp/backend-nftbapp/build/contracts/ERC721Receiver.json
elegant651 8072a65374 rename nftbapp
2020-03-25 13:49:36 +09:00

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{
"contractName": "ERC721Receiver",
"abi": [
{
"constant": false,
"inputs": [
{
"name": "_operator",
"type": "address"
},
{
"name": "_from",
"type": "address"
},
{
"name": "_tokenId",
"type": "uint256"
},
{
"name": "_data",
"type": "bytes"
}
],
"name": "onERC721Received",
"outputs": [
{
"name": "",
"type": "bytes4"
}
],
"payable": false,
"stateMutability": "nonpayable",
"type": "function"
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],
"bytecode": "0x",
"deployedBytecode": "0x",
"sourceMap": "",
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"source": "pragma solidity ^0.4.24;\n\n\n/**\n * @title ERC721 token receiver interface\n * @dev Interface for any contract that wants to support safeTransfers\n * from ERC721 asset contracts.\n */\ncontract ERC721Receiver {\n /**\n * @dev Magic value to be returned upon successful reception of an NFT\n * Equals to `bytes4(keccak256(\"onERC721Received(address,address,uint256,bytes)\"))`,\n * which can be also obtained as `ERC721Receiver(0).onERC721Received.selector`\n */\n bytes4 internal constant ERC721_RECEIVED = 0x150b7a02;\n\n /**\n * @notice Handle the receipt of an NFT\n * @dev The ERC721 smart contract calls this function on the recipient\n * after a `safetransfer`. This function MAY throw to revert and reject the\n * transfer. Return of other than the magic value MUST result in the\n * transaction being reverted.\n * Note: the contract address is always the message sender.\n * @param _operator The address which called `safeTransferFrom` function\n * @param _from The address which previously owned the token\n * @param _tokenId The NFT identifier which is being transferred\n * @param _data Additional data with no specified format\n * @return `bytes4(keccak256(\"onERC721Received(address,address,uint256,bytes)\"))`\n */\n function onERC721Received(\n address _operator,\n address _from,\n uint256 _tokenId,\n bytes _data\n )\n public\n returns(bytes4);\n}\n",
"sourcePath": "/Users/willpark/Desktop/bookwork-klaytn/project_codes/nftbapp/backend-nftdapp/node_modules/zeppelin-solidity/contracts/token/ERC721/ERC721Receiver.sol",
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