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From: John Smith <yoursurrogategod@gmail.com>
Subject: Re: Why does this input get "skipped"?
Date: Sat, 20 Aug 2016 17:36:52 -0700 (PDT)
Date: 2016-08-20T17:36:52-07:00	[thread overview]
Message-ID: <e0e14ec6-0f53-412e-a089-c512d37fc026@googlegroups.com> (raw)
In-Reply-To: <c10f7c57-5657-4ef4-87e5-285c96610b62@googlegroups.com>

On Saturday, August 20, 2016 at 8:01:16 PM UTC-4, John Smith wrote:
> On Saturday, August 20, 2016 at 7:16:39 PM UTC-4, Jeffrey R. Carter wrote:
> > On 08/20/2016 03:41 PM, John Smith wrote:
> > > This is the snippet in question:
> > > Ada.Text_IO.Put("Delete a value - > ");
> > > String_Input := Ada.Text_IO.Unbounded_IO.Get_Line;
> > > Ada.Text_IO.New_Line;
> > > 
> > > The purpose is to have the user enter some string and then keep going.  When I ran the above code, I found that I saw "Delete a value - > " being printed, but the program didn't even give me a chance to enter some form of text...
> > > 
> > > Why did my code keep running?
> > 
> > It's impossible to be sure from the little information given, but the most
> > likely explanation is that there was already a line terminator waiting to be
> > consumed, and the call to Get_Line consumed it (and any characters preceding
> > it). This is often the case after a call to something like Ada.Integer_Text_IO.Get.
> > 
> > -- 
> > Jeff Carter
> > "People called Romanes, they go the house?"
> > Monty Python's Life of Brian
> > 79
> 
> Hi, I do have an Ada.Integer_Text_IO.Get above this call (some ways above it.)
> 
> How can I clear out that line terminator?  Another call to Get_Line, but not save the input?

Adding a Get_Line right after the Integer_Text_IO.Get did get me the result that I want.  However, why does this feel like a kludge?


  reply	other threads:[~2016-08-21  0:36 UTC|newest]

Thread overview: 12+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2016-08-20 22:41 Why does this input get "skipped"? John Smith
2016-08-20 23:16 ` Jeffrey R. Carter
2016-08-21  0:01   ` John Smith
2016-08-21  0:36     ` John Smith [this message]
2016-08-22  5:00       ` J-P. Rosen
2016-08-22 22:18       ` rieachus
2016-08-23  6:22         ` J-P. Rosen
2016-08-24 10:34           ` rieachus
2016-08-21  0:50     ` Jeffrey R. Carter
2016-08-21  1:04       ` John Smith
2016-08-21  4:07         ` Jeffrey R. Carter
2016-08-21  0:00 ` rieachus
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