diff --git a/helper/number/number.go b/helper/number/number.go
index 7198d30..9e55f0a 100644
--- a/helper/number/number.go
+++ b/helper/number/number.go
@@ -1,16 +1,12 @@
+// Package number
+// 使用随机数时需要先 调用 rand.seed()函数
 package number
 
 import (
 	"fmt"
 	"math/rand"
-	"time"
 )
 
-var _ = func() any {
-	rand.Seed(time.Now().UnixNano())
-	return nil
-}()
-
 type IntNumber interface {
 	~int | ~int64 | ~int32 | ~int8 | ~int16 |
 		~uint | ~uint8 | ~uint16 | ~uint32 | ~uint64