如何得知idhttpget()是否成功获取了指定网页的源代码?(30分)

O

ooooh

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GUEST, unregistred user!

• 2006-08-19

• #1

比方在连接失败时.

 

I

iseek

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GUEST, unregistred user!

• 2006-08-20

• #2

连接失败时可以让它返回空串.

 

Z

zqw0117

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GUEST, unregistred user!

• 2006-08-20

• #3

它抛出异常就表示没有获得成功,不抛出异常就成功了
var
Code: string;
Done: Boolean;
begin
try
Code := idHTTP1.Get('yoururl');
Done := True;
except
Done := False;
end;
if Done then //成功
ShowMessage(Code);
end;

 

O

ooooh

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GUEST, unregistred user!

• 2006-08-20

• #4

接受答案了.