On Tuesday 23 Sep 2008 5:40:32 pm dev...@li...
wrote:
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> 1. Pointer and vector (Ricardo Schmidt)
>
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> ----------------------------------------------------------------------
>
> Message: 1
> Date: Mon, 22 Sep 2008 14:55:55 -0300
> From: "Ricardo Schmidt" <sup...@gm...>
> Subject: [Dev-C++] Pointer and vector
> To: dev...@li...
> Message-ID:
> <db9...@ma...>
> Content-Type: text/plain; charset=ISO-8859-1
>
> Hello all,
>
> I am having a little problem that is turning me crazy!!!
>
> Well, I declared a hash table ht, using std::map, with a key of type
> string, and content of type a vector of string:
> sdt::map<string, vector<string>*> ht;
>
>
> After inserting values into ht, I want to access the records. So, to
> access the data I have the key and I found the its respective line in
> ht. I did the following:
>
> std::map<string, vector<string>* >::iterator temp; //temporary structure
> temp = ht.find(id);
>
>
> Now, I want to access the data that is inside the vector that is the
> second element in my hash table. I've been trying many ways to do
> this, but without success. One of the ways I tried is the following:
>
> vector<string> data; //vector to store the data from the hash table
> data.at(0) = temp->second->at(0);
>
>
Try something like this.
vector<string> ::iterator tmp = ht->second.begin();
while(tmp!=ht->second.end()){
std::cout<<*tmp;
tmp++;
}
> It returns me an error like:
>
> terminate called after throwing an instance of 'std::out_of_range'
> what(): vector::_M_range_check
>
>
> Does anybody know what could be the problem here?!
>
> Thanks in advance for any help.
>
> Ricardo.
>
>
>
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