{ "contractName": "ERC20", "abi": [ { "constant": true, "inputs": [], "name": "totalSupply", "outputs": [ { "name": "", "type": "uint256" } ], "payable": false, "stateMutability": "view", "type": "function" }, { "constant": true, "inputs": [ { "name": "_who", "type": "address" } ], "name": "balanceOf", "outputs": [ { "name": "", "type": "uint256" } ], "payable": false, "stateMutability": "view", "type": "function" }, { "constant": false, "inputs": [ { "name": "_to", "type": "address" }, { "name": "_value", "type": "uint256" } ], "name": "transfer", "outputs": [ { "name": "", "type": "bool" } ], "payable": false, "stateMutability": "nonpayable", "type": "function" }, { "anonymous": false, "inputs": [ { "indexed": true, "name": "owner", "type": "address" }, { "indexed": true, "name": "spender", "type": "address" }, { "indexed": false, "name": "value", "type": "uint256" } ], "name": "Approval", "type": "event" }, { "anonymous": false, "inputs": [ { "indexed": true, "name": "from", "type": "address" }, { "indexed": true, "name": "to", "type": "address" }, { "indexed": false, "name": "value", "type": "uint256" } ], "name": "Transfer", "type": "event" }, { "constant": true, "inputs": [ { "name": "_owner", "type": "address" }, { "name": "_spender", "type": "address" } ], "name": "allowance", "outputs": [ { "name": "", "type": "uint256" } ], "payable": false, "stateMutability": "view", "type": "function" }, { "constant": false, "inputs": [ { "name": "_from", "type": "address" }, { "name": "_to", "type": "address" }, { "name": "_value", "type": "uint256" } ], "name": "transferFrom", "outputs": [ { "name": "", "type": "bool" } ], "payable": false, "stateMutability": "nonpayable", "type": "function" }, { "constant": false, "inputs": [ { "name": "_spender", "type": "address" }, { "name": "_value", "type": "uint256" } ], "name": "approve", "outputs": [ { "name": "", "type": "bool" } ], "payable": false, "stateMutability": "nonpayable", "type": "function" } ], "bytecode": "0x", "deployedBytecode": "0x", "sourceMap": "", "deployedSourceMap": "", "source": "pragma solidity ^0.4.24;\n\nimport \"./ERC20Basic.sol\";\n\n\n/**\n * @title ERC20 interface\n * @dev see https://github.com/ethereum/EIPs/issues/20\n */\ncontract ERC20 is ERC20Basic {\n function allowance(address _owner, address _spender)\n public view returns (uint256);\n\n function transferFrom(address _from, address _to, uint256 _value)\n public returns (bool);\n\n function approve(address _spender, uint256 _value) public returns (bool);\n event Approval(\n address indexed owner,\n address indexed spender,\n uint256 value\n );\n}\n", "sourcePath": "zeppelin-solidity/contracts/token/ERC20/ERC20.sol", "ast": { "absolutePath": "zeppelin-solidity/contracts/token/ERC20/ERC20.sol", "exportedSymbols": { "ERC20": [ 4366 ] }, "id": 4367, "nodeType": "SourceUnit", "nodes": [ { "id": 4325, "literals": [ "solidity", "^", "0.4", ".24" ], "nodeType": "PragmaDirective", "src": "0:24:25" }, { "absolutePath": 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"212:7:25", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" } }, "value": null, "visibility": "internal" } ], "src": "195:34:25" }, "payable": false, "returnParameters": { "id": 4336, "nodeType": "ParameterList", "parameters": [ { "constant": false, "id": 4335, "name": "", "nodeType": "VariableDeclaration", "scope": 4337, "src": "255:7:25", "stateVariable": false, "storageLocation": "default", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" }, "typeName": { "id": 4334, "name": "uint256", "nodeType": "ElementaryTypeName", "src": "255:7:25", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" } }, "value": null, "visibility": "internal" } ], "src": "254:9:25" }, "scope": 4366, "src": "177:87:25", "stateMutability": "view", "superFunction": null, "visibility": "public" }, { "body": null, "documentation": null, "id": 4348, "implemented": false, "isConstructor": false, "isDeclaredConst": false, "modifiers": 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