function connectlocaldb(const adocon:tadoconnection):boolean;
begin
with adocon do
begin
Close;
LoginPrompt:=false;
ConnectionString:='Provider=SQLOLEDB.1;Persist Security Info=False;User ID=sa;Initial Catalog=data;Data Source=lincen05';
try
KeepConnection:=true;
Connected:=true;
Open;
ConnectLocalDB:=true;
except
ConnectLocalDB:=false;
end;
end;
end;怎么调用函数,谢谢!
begin
with adocon do
begin
Close;
LoginPrompt:=false;
ConnectionString:='Provider=SQLOLEDB.1;Persist Security Info=False;User ID=sa;Initial Catalog=data;Data Source=lincen05';
try
KeepConnection:=true;
Connected:=true;
Open;
ConnectLocalDB:=true;
except
ConnectLocalDB:=false;
end;
end;
end;怎么调用函数,谢谢!
检测是否连通
这样就行了,你看看这个函数的参数,是TADOConnection类,那么肯定在调用的时候,
以TADOConnection类的实例作为参数给这个被调用的函数。