摘要: class A { public int P1 { get; set; } public int P2 { get; set; } public static bool operator !=(A a1, A a2) { if((a1 as object) != null) return !a1.E 阅读全文
posted @ 2016-12-01 11:19 邵学军 阅读(2883) 评论(0) 推荐(0) 编辑