摘要:
public DataSet BulidDataSet() { DataSet ds=new DataSet(); DataTable dt = new DataTable(); DataColumn col = new DataColumn("姓名",typeof(string)); col.MaxLength = 20; dt.Columns.Add(col); //注意是dt.columns 然后ADD Da... 阅读全文
posted @ 2012-09-04 17:53
aking96
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摘要:
namespace Calculator{ public interface Iwel { String Print(); }} 类 namespace Calculator{ public class Arithmetic:Iwel { /// <summary> /// 没有带参数的构造函数 /// </summary> public Arithmetic() {} public Arithmetic(int num1, int num2) { ... 阅读全文
posted @ 2012-09-04 17:42
aking96
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