{
    "Function": "_approve",
    "File": "contracts/openzeppelin-solidity/contracts/token/ERC777/ERC777.sol",
    "Parent Contracts": [
        "contracts/openzeppelin-solidity/contracts/token/ERC20/IERC20.sol",
        "contracts/openzeppelin-solidity/contracts/token/ERC777/IERC777.sol",
        "contracts/openzeppelin-solidity/contracts/utils/Context.sol"
    ],
    "High-Level Calls": [],
    "Internal Calls": [
        "require(bool,string)",
        "require(bool,string)"
    ],
    "Library Calls": [],
    "Low-Level Calls": [],
    "Code": "function _approve(\n        address holder,\n        address spender,\n        uint256 value\n    ) internal {\n        require(holder != address(0), \"ERC777: approve from the zero address\");\n        require(spender != address(0), \"ERC777: approve to the zero address\");\n\n        _allowances[holder][spender] = value;\n        emit Approval(holder, spender, value);\n    }"
}