log error edit

application/api/controller/Member.php

@@ -94,6 +94,12 @@ class Member extends Basic
      * @param Request $this->request
      * @return type
      */
+    /**
+     * @return \think\Response
+     * @throws \think\db\exception\DataNotFoundException
+     * @throws \think\db\exception\ModelNotFoundException
+     * @throws \think\exception\DbException
+     */
     public function sendSms() {
         $data['data']   = array();
         $data['status'] = 101;
@@ -109,7 +115,7 @@ class Member extends Basic
                     ->select();
                 $num = count($send_time); //发送数量
 
-                if ((time() - strtotime($send_time[$num-1]->send_time) < 58) && $num != 0) {
+                if (!empty($send_time[$num-1]) && (time() - strtotime($send_time[$num-1]->send_time) < 58) && $num != 0) {
                     $data['msg'] = '1分钟内不能再次获取验证码';
                 } elseif ($num > 7){
                     $data['msg'] = '短信发送超过上限';