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using System; using System.Collections.Generic; using System.Text; namespace ConvertDataSize { public class Convert { /// <summary> /// 获取 /// </summary> /// <param name="b"></param> /// <returns></returns> public string GetSize(long b) { if (b.ToString().Length <= 10) return GetMB(b); if (b.ToString().Length >= 11 && b.ToString().Length <=12) return GetGB(b); if (b.ToString().Length >= 13) return GetTB(b); return String.Empty; } /// <summary> /// 将B转换为TB /// </summary> /// <param name="b"></param> /// <returns></returns> private string GetTB(long b) { for (int i = 0; i < 4; i++) { b /= 1024; } return b + "TB"; } /// <summary> /// 将B转换为GB /// </summary> /// <param name="b"></param> /// <returns></returns> private string GetGB(long b) { for (int i = 0; i < 3; i++) { b /= 1024; } return b + "GB"; } /// <summary> /// 将B转换为MB /// </summary> /// <param name="b"></param> /// <returns></returns> private string GetMB(long b) { for (int i = 0; i < 2; i++) { b /= 1024; } return b + "MB"; } } }