Update README_CN.md (#1179)

Fix Transaction param by README_CN.md
2018-12-20 16:05:00 +08:00 · 2018-12-20 16:05:00 +08:00 · a8f0a7110a
parent 401f4ee8ff
commit a8f0a7110a
1 changed files with 1 additions and 1 deletions
--- a/README_CN.md
+++ b/README_CN.md
@ -365,7 +365,7 @@ return session.Commit()
 * 事物的简写方法

 ```Go
-res, err := engine.Transaction(func(sess *xorm.Session) (interface{}, error) {
+res, err := engine.Transaction(func(session *xorm.Session) (interface{}, error) {
    user1 := Userinfo{Username: "xiaoxiao", Departname: "dev", Alias: "lunny", Created: time.Now()}
    if _, err := session.Insert(&user1); err != nil {
        return nil, err