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openzeppelin-contracts-upgradeable
Commit 7b463769 by Francisco Giordano
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explain how to use SafeERC20

parent c7636bdc
Showing with 2 additions and 0 deletions
contracts/token/SafeERC20.sol
...@@ -6,6 +6,8 @@ import './ERC20.sol'; ...@@ -6,6 +6,8 @@ import './ERC20.sol';
/** /**
* @title SafeERC20 * @title SafeERC20
* @dev Wrappers around ERC20 operations that throw on failure. * @dev Wrappers around ERC20 operations that throw on failure.
* To use this library you can add a `using SafeERC20 for ERC20;` statement to your contract,
* which allows you to call the safe operations as `token.safeTransfer(...)`, etc.
*/ */
library SafeERC20 { library SafeERC20 {
function safeTransfer(ERC20Basic token, address to, uint256 value) internal { function safeTransfer(ERC20Basic token, address to, uint256 value) internal {
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