Note: This class contains four parts, private members, constructors, public properties, public methods, and private members correspond to the fields of the database table, and the properties are relative to the private members. The constructor initializes the key of the data table, and, of course, the original additional private member of the constructor can be overloaded. This class contains four methods, which are the four operations of the data: read, write, delete, and change.
One, presentation layer (UI layer)
This layer is mainly read data. is basically populated with different server controls as required.
Scoresettingcollection SSC = new Scoresettingcollection ();
Functioncollection FUNCC = new Functioncollection ();
FUNCC. Getinfobyfunctionname ("edition name Management");
The above code is the data reading process, according to Ssccount can be judged to have no data. Before populating the control with the data, the data is recycled to form a DataTable and then bound to the data.
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