add the mc library code for referencev0.3.3-rc.2

1 files changed, 11 insertions, 0 deletions

diff --git a/multicoin.sol b/multicoin.sol
new file mode 100644
index 0000000..97d9cdd
--- /dev/null
+++ b/multicoin.sol
@@ -0,0 +1,11 @@
+pragma solidity >=0.6.0;
+
+library MultiCoin {
+    function transfer(address payable recipient, uint256 amount, uint256 coinid, uint256 amount2) public {
+        recipient.transferex(amount, coinid, amount2);
+    }
+
+    function getBalance(uint256 coinid) public view returns (uint256) {
+        return address(this).balancemc(coinid);
+    }
+}