Fatal error: Uncaught Error: Function name must be a string in C:\myphp_www\PHPTutorial\WWW\yc\core\controller\Base.class.php:353 Stack trace: #0 C:\myphp_www\PHPTutorial\WWW\yc\core\controller\index.php(191): Base->get_data_fields(Array) #1 C:\myphp_www\PHPTutorial\WWW\yc\core\xiaocms.php(72): index->formAction() #2 C:\myphp_www\PHPTutorial\WWW\yc\index.php(8): xiaocms::run() #3 {main} thrown in C:\myphp_www\PHPTutorial\WWW\yc\core\controller\Base.class.php on line 353