添加钱的转换函数

money/money.go

@@ -0,0 +1,7 @@
+package money
+
+import "github.com/shopspring/decimal"
+
+func Yuan2Fen(price float64) int64 {
+	return decimal.NewFromFloat(price).Mul(decimal.New(1, 2)).IntPart()
+}

money/money_test.go

@@ -0,0 +1,11 @@
+package money
+
+import (
+	"testing"
+)
+
+func TestYuan2Fen(t *testing.T) {
+	if int(Yuan2Fen(1.2)) != 120 {
+		t.Fatal("元转换为分错误")
+	}
+}