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邯鄲易住宋至剛
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  • ?? ??? ??:PHP ?? ?? ???? ? ??

    define('USER_ID', Session::has('user_id') ? Session::get('user_id'):null); 這段代碼什么意思,尤其問號后邊是什么?

    致命錯誤: Call to a member function getData() on null $result->getData()這個問題該怎么解決,請老師費心指教! //渲染編輯管理員界面 54. public function edit(Request $request) 55. { 56. $user_id = $request -> param('id'); 57. $result = UserModel::get($user_id); 58. $this->view->assign('title','編輯管理員信息'); 59. $this->view->assign('keywords','php.cn'); 60. $this->view->assign('desc','PHP中文網(wǎng)ThinkPHP5開發(fā)實戰(zhàn)課程'); 61. $this->view->assign('user_info',$result->getData()); 62. return $this->view->fetch('admin_edit'); $result->getData()這個問題該怎么解決,請老師費心指教!

    2019-09-260個贊

  • ?? ??? ??:????? ???? ??? ??

    public function update(Request $request) { $data = $request -> param(); $map = ['is_update' => $data['is_update']]; $result = SystemModel::update($data,$map); if ($result !== null){ $status = 1; $message = 'success'; }else{ $status = 0; $message = 'failure'; } return ['status' => $status, 'message' => $message]; } 這段代碼報錯:未定義數(shù)組索引: is_update $system = SystemModel::get(1); $this->view->assign('system',$system); $this->view->assign('title','系統(tǒng)設(shè)置'); return $this->view->fetch('system_list'); } public function update(Request $request) { $data = $request -> param(); $map = ['is_update' => $data['is_update']]; $result = SystemModel::update($data,$map); if ($result !== null){ $status = 1; $message = 'success'; }else{ $status = 0; $message = 'failure'; } return json(['status' => $status, 'message' => $message]);

    2019-09-240個贊

  • ?? ??? ??:laravel ?? ? ???-1

    lara 工作流程 1、配置文件數(shù)據(jù)庫 2、設(shè)置路由 3、操作控制器 4、創(chuàng)建頁面

    2019-11-280個贊