diff --git a/filter.go b/filter.go
index 426cad0..61d1b0c 100644
--- a/filter.go
+++ b/filter.go
@@ -176,7 +176,10 @@ func (f *filter) Parse(receiver interface{}) error {
 func (f *filter) getValue(dataType string, sourceValue gjson.Result, defaultValue string) (interface{}, error) {
 	sourceValueStr := defaultValue
 	if sourceValue.Exists() {
-		sourceValueStr = sourceValue.String()
+		str := sourceValue.String()
+		if len(str) > 0 {
+			sourceValueStr = str
+		}
 	}
 
 	switch dataType {
@@ -236,6 +239,15 @@ func (f *filter) getValue(dataType string, sourceValue gjson.Result, defaultValu
 		return sourceValueStr, nil
 	case DataTypeAny:
 		return sourceValue.Value(), nil
+	case DataTypeAnySlice:
+		// 任意类型的list
+		var (
+			result []interface{}
+		)
+		if err := util.JSON.UnmarshalWithNumber([]byte(sourceValueStr), &result); nil != err {
+			return nil, err
+		}
+		return result, nil
 	default:
 		return nil, errors.New(dataType + " is not support!")
 	}