diff --git a/tree/generate.go b/tree/generate.go
index 0789f99..5af3eb7 100644
--- a/tree/generate.go
+++ b/tree/generate.go
@@ -79,7 +79,7 @@ func (g *Generate) init() error {
 			return err
 		}
 		// 获取值
-		if jsonValue, err = g.getValue(startIndex); nil != err {
+		if jsonValue, startIndex, err = g.getValue(startIndex); nil != err {
 			return err
 		}
 		fmt.Println(jsonKey, valueType, jsonValue, startIndex)
@@ -102,6 +102,7 @@ func (g *Generate) getKey(startIndex int) (string, int, error) {
 			startIndex++
 			continue
 		}
+
 		if charStr == KeywordDoubleQuote && !hasStart {
 			// 第一次遇见双引号
 			startIndex++
@@ -114,6 +115,14 @@ func (g *Generate) getKey(startIndex int) (string, int, error) {
 			break
 		}
 
+		if !hasStart {
+			if charStr == KeywordDoubleQuote || charStr == KeywordObjectStart || charStr == KeywordArrayStart || charStr == KeywordComma {
+				startIndex++
+				continue
+			}
+			return "", startIndex, errors.New("parse key : format is invalid")
+		}
+
 		if charStr == KeywordEscapeSymbol {
 			// 转义符
 			startIndex++
@@ -227,7 +236,7 @@ func (g *Generate) getValueType(startIndex int) (string, int, error) {
 // Author : go_developer@163.com<白茶清欢>
 //
 // Date : 12:09 2023/3/30
-func (g *Generate) getValue(startIndex int) (string, error) {
+func (g *Generate) getValue(startIndex int) (string, int, error) {
 	valArr := make([]string, 0)
 	isStart := false
 	for startIndex < len(g.jsonDataByte) {
@@ -262,7 +271,7 @@ func (g *Generate) getValue(startIndex int) (string, error) {
 		valArr = append(valArr, str)
 		startIndex++
 	}
-	return strings.Join(valArr, ""), nil
+	return strings.Join(valArr, ""), startIndex, nil
 }
 
 // isObject 整体是否为对象