Re: [Boost-users] RunTime error + lexical_cast + string with space

Subject: Re: [Boost-users] RunTime error + lexical_cast + string with space
From: Igor R (boost.lists_at_[hidden])
Date: 2011-12-05 07:49:56

> I noticed the below crashes[run time error because of space in string]
> Is there a possibility to handle this situation? [without explicitly
> calling split]
>
> Â  string s = " Â  12252001";
> Â  int offsets[] = {5,2,4};
> Â  offset_separator f(offsets, offsets+3);
> Â  tokenizer<offset_separator> tok(s,f);
> Â  for(tokenizer<offset_separator>::iterator beg=tok.begin();
> beg!=tok.end();++beg)
> Â  Â  Â  Â  Â  int val = boost::lexical_cast<int>( *beg);

You should explicitly trim every token (use boost/algorithm/string/trim.hpp).
Alternatively, you could use more flexible facility, like Spirit.