摘要: 操作符:First 原型:2种 public static TSource First<TSource>( this IEnumerable<TSource> source)public static TSource First<TSource>( this IEnumerable<TSource> source, Func<TSource, bool> predicate)描述:First返回第... 阅读全文
posted @ 2012-03-30 23:27 Xiao Tian 阅读(271) 评论(0) 推荐(0) 编辑