新增账户去除空格

application/admin/controller/User.php

@@ -105,6 +105,7 @@ class User extends BaseController
     {
         try {
             $User_model = new \app\admin\model\User();
+            $_POST['username']=str_replace(" ",'', $_POST['username']);
             $check = $User_model->where(['username' => $_POST['username']])->value('id');
             if ($check) {
                 tojson(10000, '账号已存在');