如何用代码检测sql数据库是否存在且连接正确？？？

[fwz1]

如题

[rola]

SqlConnection.State == Connecting

[brightheroes]

SqlConnection con = new SqlConnection(yourConnectionString);
try
{

con.Open();
}
catch
{
..........
}

[morefish]

SqlConnection pp = new SqlConnection();
pp.ConnectionString= "****";
try
{
pp.Open();
}
catch
{
Response.Write("sql连接数据库出错了！")；
}

[ahyf]

没戏了

[xiaoslong]

开放式架构

[xiaoslong]

帮你顶

[hoverchang]

try{

........

}




catch (SqlException e)
{
Console.WriteLine("A SqlException was thrown");
Console.WriteLine("Number = " + e.Number);
Console.WriteLine("Message = " + e.Message);
Console.WriteLine("StackTrace:\n" + e.StackTrace);
}

[luminrong]

好像都不是这样的；我也正找。。。

[LoveCherry]

try{}catch{}