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3年0月20天

C#使用Array.Sort对二维数组排序

二维数组需要这样定义int[][] nums= new int[][] { new int[]{ 1, 2 }, new int[]{ 3, 4 } };有这几种方式,表示拿每个一维数组的第二个元素比较Array.Sort(nums, (x, y) => x[1].CompareTo(y[1]));Array.Sort(nums, (a, b) => a[1] - b[1]); Array.Sort(nums, (a, b) => { return

Windows端口大全

PORT NUMBERS(last updated 2011-06-02)The port numbers are divided into three ranges: the Well Known Ports,the Registered Ports, and the Dynamic and/or Private Ports.The Well Known Ports are thos