第一次发送验证码

@@ -184,7 +184,7 @@ const bind = {
     },
 
     sendBindMsg: (req, res, next) => {
-        let phoneNum = _.get(req.session, 'bing.phoneNum');
+        let phoneNum = _.get(req.session, 'bind.phoneNum');
         let areaCode = _.get(req.session, 'bind.area');
 
         if (req.xhr && _.isNumber(parseInt(phoneNum, 0)) && areaCode) {