for example, define a data model class Employee
class Employee extends thinkModel
then add a public static function Search () to the class
use the where () method when querying, and then return the paged data model object.
< hr >but there is a problem, that is, empty data model objects need to be returned under certain conditions. Because the upper layer code also needs to use some methods of the model class, it will make an error if you return a null, upper layer call directly. How to return an empty model object?