diff --git a/lexical.go b/lexical.go
index 394aaf3..33b1332 100644
--- a/lexical.go
+++ b/lexical.go
@@ -22,6 +22,7 @@ import (
 // Date : 18:11 2022/7/4
 func parseLexical(jsonData string) ([]lexicalNode, error) {
 	jsonData = strings.ReplaceAll(strings.ReplaceAll(jsonData, "\n", ""), "\t", "")
+	// mt.Println(jsonData)
 	if len(jsonData) < 2 {
 		return nil, errors.New("input data is not json")
 	}
@@ -32,6 +33,10 @@ func parseLexical(jsonData string) ([]lexicalNode, error) {
 		preChar := "-1"
 		if len(lexicalList) > 0 {
 			preChar = lexicalList[len(lexicalList)-1].Val
+			if preChar == objectLeftToken && currentChar == " " {
+				// 无意义的空格
+				continue
+			}
 		}
 		if inputCharIsToken(currentChar, preChar) {
 			// 是关键词
diff --git a/lexical_test.go b/lexical_test.go
index 02145f7..d894b3b 100644
--- a/lexical_test.go
+++ b/lexical_test.go
@@ -30,6 +30,6 @@ func Test_parseLexical(t *testing.T) {
         }
     ]
 }`
-	jsonData = `{"name":"zhangsan","age":"18","extension":{"sex":"man","height":"180"},"teacher_list":[{"name":"t1","age":"11"},{"name":"t2","age":"12"}]}`
+	//jsonData = `{"name":"zhangsan","age":"18","extension":{"sex":"man","height":"180"},"teacher_list":[{"name":"t1","age":"11"},{"name":"t2","age":"12"}]}`
 	parseLexical(jsonData)
 }