如何定义一个sqlconnection类,可以让该namespace下的其他类可以访问
如何定义一个sqlconnection类,可以让该namespace下的其他类可以访问
语法类型不对
语法类型不对
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coloeme 2004-07-26
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谢谢你:)
问题解决了
给分!!
问题解决了
给分!!
coloeme 2004-07-26
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好像要加上一句: return Conn;
public class GetConn
{
public GetConn(){}
public SqlConnection GetConnection() //or use static method
{
SqlConnection Conn = new SqlConnection(connstr);
return Conn;
}
}
-------------------
GetConn getCon = new GetConn();
SqlConnection conn = getCon.GetConnection();
public class GetConn
{
public GetConn(){}
public SqlConnection GetConnection() //or use static method
{
SqlConnection Conn = new SqlConnection(connstr);
return Conn;
}
}
-------------------
GetConn getCon = new GetConn();
SqlConnection conn = getCon.GetConnection();
jiezhi 2004-07-26
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public class GetConn
{
public GetConn(){}
public SqlConnection GetConnection() //or use static method
{
SqlConnection Conn = new SqlConnection(connstr);
}
}
-------------------
GetConn getCon = new GetConn();
SqlConnection conn = getCon.GetConnection();
{
public GetConn(){}
public SqlConnection GetConnection() //or use static method
{
SqlConnection Conn = new SqlConnection(connstr);
}
}
-------------------
GetConn getCon = new GetConn();
SqlConnection conn = getCon.GetConnection();
coloeme 2004-07-26
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public class GetConn{
SqlConnection Conn = new SqlConnection(connstr);
}
别的类如何调用
SqlConnection Conn = new SqlConnection(connstr);
}
别的类如何调用
jiezhi 2004-07-26
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public class ....