Light中定义了类GalaSoft.MvvmLight.Command.RelayCommand这个类继承了ICommand方法,实现了其中的方法,Action就是一个方法参数// 摘要: // A command whose sole purpose is to relay its functionality to other objects // by invoki…
创建实验表: CREATE TABLE a ( id int(11) NOT NULL AUTO_INCREMENT, name char(50) NOT NULL, type char(20) NOT NULL, PRIMARY KEY (id)) ENGINEInnoDB; 创建存储语句: delimiter // create procedure insertdata() begin declare i int …