C#语法基础20_类型转化之as2022-10-24 16:17:02C#语法基础20_类型转化之as 类型转化as MyType var1 = var2 as MyType; var2 转化为MyType类型,如果转化失败,var1 = null 上一篇:Spring(11) - Introductions进行类扩展方法下一篇:springmvc返回json