diff --git a/big_output.go b/big_output.go
index 7b1a7a8..9a0ecc4 100644
--- a/big_output.go
+++ b/big_output.go
@@ -12,6 +12,12 @@ func (d Decimal) String() string {
 	return d.floatValue.String()
 }
 
+// Int64 输出 int64
+func (d Decimal) Int64() int64 {
+	i64, _ := d.floatValue.Int64()
+	return i64
+}
+
 // Float64 输出 float64
 func (d Decimal) Float64() float64 {
 	rat, _ := new(big.Rat).SetString(d.String())
diff --git a/version.go b/version.go
index f46c0b0..7cb8d41 100644
--- a/version.go
+++ b/version.go
@@ -1,3 +1,3 @@
 package godecimal
 
-const Version = "1.0.8"
+const Version = "1.0.9"