diff --git a/array.go b/array.go
index 5845aa8..1e2c966 100644
--- a/array.go
+++ b/array.go
@@ -10,6 +10,7 @@ package wrapper
 import (
 	"encoding/json"
 	"errors"
+	"fmt"
 	"reflect"
 	"strings"
 )
@@ -211,6 +212,19 @@ func (at *ArrayType) Convert() {
 //
 // Date : 17:43 2023/6/12
 func (at *ArrayType) Unique() []interface{} {
-
+	result := make([]interface{}, 0)
+	if at.isSimpleSlice {
+		// 简单数据类型
+		dataTable := make(map[string]bool)
+		for _, item := range at.convertResult {
+			k := fmt.Sprintf("%v", item)
+			if _, exist := dataTable[k]; exist {
+				continue
+			}
+			dataTable[k] = true
+			result = append(result, item)
+		}
+		return result
+	}
 	return []interface{}{}
 }