using System; using System.Collections.Generic; using System.Text; namespace HH.WMS.Utils.NPOI.Util { public class Character { public static int GetNumericValue(char src) { if (src >= '0' && src <= '9') { return (int)src; } if (src >= 'A' && src <= 'Z') { return ((int)src) - 55; } if (src >= 'a' && src <= 'z') { return ((int)src) - 87; } return -1; } } }