diff --git a/exists.go b/exists.go
new file mode 100644
index 0000000..1ab1681
--- /dev/null
+++ b/exists.go
@@ -0,0 +1,23 @@
+package redis
+
+import (
+	redisdb "github.com/gomodule/redigo/redis"
+)
+
+//exists
+func Exists(key string) (bool, error) {
+	c := pool.Get()
+	defer c.Close()
+
+	return redisdb.Bool(c.Do("EXISTS", key))
+
+}
+
+//hexists
+func HExists(key string) (bool, error) {
+	c := pool.Get()
+	defer c.Close()
+
+	return redisdb.Bool(c.Do("HEXISTS", key))
+
+}
diff --git a/exists_test.go b/exists_test.go
new file mode 100644
index 0000000..4141461
--- /dev/null
+++ b/exists_test.go
@@ -0,0 +1,18 @@
+package redis
+
+import (
+	// "strconv"
+	"testing"
+	// "tgo/helper"
+)
+
+func Test_Exists(t *testing.T) {
+
+	ret3, err := Exists("testing23")
+	t.Log(ret3)
+	t.Log(err)
+
+	ret3, err := HExists("testing23")
+	t.Log(ret3)
+	t.Log(err)
+}