支持单层slice提取

json_tool/filter.go

@@ -70,7 +70,7 @@ func (f *Filter) Result() (*DynamicJSON, error) {
 			data := item.Map()
 			for _, key := range ketList {
 				if v, exist := data[key]; exist {
-					result.SetValue(fmt.Sprintf(pathArr[0]+".[%d]."+key, idx), data[key].Raw, v.IsObject() || v.IsArray())
+					result.SetValue(strings.ReplaceAll(newDataPath, "[]", fmt.Sprintf("[%d]", idx)), data[key].Raw, v.IsObject() || v.IsArray())
 				}
 				// 结果集中不存在对应key,丢弃
 			}