Search DaniWeb - stringstream

Re: string concatenation 18 Years Ago by Narue stringstream Re: Parse integers from string? 18 Years Ago by Rashakil Fol stringstream Re: StringStream 12 Years Ago by raptr_dflo stringstream is also useful for handling a line at a time … ("someFile.txt"); string line; while (getline(inf, line)) { stringstream ins(line); string word; while (line >> word) { // handle… Re: characters and double data types 15 Years Ago by Ancient Dragon stringstream (all one word) is a class that acts like fstream … possible. Re-read the code I posted vary carefully. [code] stringstream str(input); str >> firstExam; [/code] The above will… Re: concatenating strings 15 Years Ago by Ancient Dragon stringstream is the simplest way to convert an int into hex …; using namespace std; int main() { int n = 255; string s; stringstream stream; stream << hex << n; stream >… Re: iostreams and strstreams 17 Years Ago by iamthwee stringstream is ok, it is by no means fool proof, but it is more or less robust enough to do the job. Re: retrieving the first character of input for a decoder 10 Years Ago by tinstaafl [stringstream](http://www.cplusplus.com/articles/D9j2Nwbp/) is probably the easiest way to do it. stringstream 14 Years Ago by zobadof …lt; "Enter price: "; getline (cin,mystr); stringstream(mystr) >> price; cout << "…;Enter quantity: "; getline (cin,mystr); stringstream(mystr) >> quantity; cout << "…<< "Pay: "; getline (cin,mystr); stringstream(mystr) >> pay; cout << "… Re: stringstream 14 Years Ago by Clinton Portis …;< "Enter price: "; getline (cin,mystr); stringstream(mystr) >> price; cout << "…;Enter quantity: "; getline (cin,mystr); stringstream(mystr) >> quantity; cout << "…<< "Pay: "; getline (cin,mystr); stringstream(mystr) >> pay; cout << "Change… Re: stringstream 13 Years Ago by smcguffee … a constructor: [url]http://www.cplusplus.com/reference/iostream/stringstream/stringstream/[/url] By the way, that site in general is a … way, note that with C's *scanf or C++'s stringstream, if you ever need to convert a number in scientific… Re: stringstream 13 Years Ago by smcguffee … of how to use it that does work: [CODE]// using stringstream constructors. #include <iostream> #include <sstream> using… namespace std; int main () { int val; stringstream ss (stringstream::in | stringstream::out); ss << "120 42 377 6… Re: StringStream 12 Years Ago by Greywolf333 [QUOTE=hqt;1646345]Who can teach me the purpose of stringStream, and how to use it, please. I have read some…this, but I still have something don't understand.[/QUOTE] Stringstream is identical to a file stream, except that there is… and you can use .str() to retrieve the string. [CODE] stringstream ss; float a = 55.55; int b = 6; float c… StringStream 16 Years Ago by jonathanasdf … point to whoever last posted. Anyhow, how can you use stringstream to only extract things from a certain point onwards? So…, if I have the person input C4, Have stringstream start extracting from 2 instead of from the start? I… Re: StringStream 16 Years Ago by Narue A stringstream is still a stream. You can seek on it: [code=cplusplus] #include <iostream> #include <sstream> int main() { std::stringstream sin ( "123456789" ); int value; sin.seekg ( 2 ); sin>> value; std::cout<< value <<'\n'; } [/code] stringstream 13 Years Ago by dflatt …'m still not completely sure how to make use of stringstream yet or if i'm using it right. [CODE] ifstream… size, FSize = 0; unsigned char** UCarray = new unsigned char* [size]; stringstream str; while(!ipf.eof()) { ipf.get(c); if ((c=='\n… Re: stringstream 13 Years Ago by daviddoria I would suggest making a demo program to make sure you understand how stringstream works before using it in your program with user input. If you hard code values and it works as you'd expect, then you know the problem is with the input itself. Re: stringstream 13 Years Ago by dflatt … making a demo program to make sure you understand how stringstream works before using it in your program with user input… StringStream 12 Years Ago by hqt Who can teach me the purpose of stringStream, and how to use it, please. I have read some paper about this, but I still have something don't understand. Stringstream: string inside copied or pointer? 15 Years Ago by Clockowl … or clear the string without fearing for the data in stringstream. EDIT: Like this: [code=cpp] string stringz0r("Chickenz"…: [code=cpp] string *stringz0r = new string("Chickenz"); stringstream *streamz0r = new stringstream(*stringz0r); //will this... delete stringz0r; [/code] Thanks in advance… Re: Stringstream to print object array data? 13 Years Ago by Lerner Here's and example of using a stringstream to read in a string, then parse the string into…;sstream> using namespace std; int main () { int val; stringstream ss (stringstream::in | stringstream::out); ss << "120 42 377 6…often so I can't say for sure if the stringstream will load member variables of an object as if they… Stringstream formatting 13 Years Ago by Peter_morley … displaying a string and integers through the use of stringstream. The code below displays fine as is but say…time using this technique. [code=c]//Opens a stringstream and allows integers to be displayed as a string… stringstream out; string dateString; //stores integers and strings into… Stringstream to print object array data? 13 Years Ago by Syrne …finding a way for the print and display(stringstream) functions to take in and output the …unsure how to implement it along with the stringstream. I'm guessing the function would look… read): [CODE]string Student :: displayData(void) { calcAverage(); stringstream strstr; strstr << left << setw(3… Re: Stringstream not working after being cleared? 15 Years Ago by Narue …-file. You're thinking of the file itself, not the stringstream. The two objects are completely independent of each other and… have no idea that the other exists. The stringstream is only aware of the one string you used to… file. After you extract the two integer values from the stringstream, the object goes into an end-of-file state. Re: Stringstream to print object array data? 13 Years Ago by Fbody …pass the object like this: Student Stud; stringstream ss(Stud);[/QUOTE] I would have to …operator. There are 2 versions of the stringstream constructor:[CODE]explicit stringstream ( openmode which = ios_base::out|ios_base…::in ); explicit stringstream ( const string & str, openmode … Stringstream not working after being cleared? 15 Years Ago by daviddoria …wrong. However, if I make a new stringstream, then it works fine. I thought setting… .str("") was essentially resetting the stringstream? [code] line = ""; getline(fin,…line; LineStream >> MPV; /* //these lines do stringstream LineStream2; LineStream2 << line; LineStream2 >> … Re: Stringstream formatting 13 Years Ago by Ancient Dragon …; using std::cin; using std::string; using std::stringstream; int main() { //Opens a stringstream and allows integers to be displayed as a… tendency = "Happy"; string dateDeath = "Still Alive"; stringstream out; string dateString; //stores integers and strings into a string… Re: Stringstream: string inside copied or pointer? 15 Years Ago by Rashakil Fol It makes a copy of the string. For it not to do so would be counter-intuitive -- if it wanted a pointer to a string, it would ask for one. In particular, you'll note that the constructor takes a const string. Which means that there's no way in heck that the stringstream could use the string it receives for its internal buffer. Re: Stringstream not working after being cleared? 15 Years Ago by mitrmkar … uncommented 3 lines for getting an int out of a stringstream, the value in MPV is wrong. However, if I… make a new stringstream, then it works fine. I thought setting .str("&…quot;) was essentially resetting the stringstream? [/QUOTE] If the stream object is in error state, … Re: Stringstream to print object array data? 13 Years Ago by Lerner Think of a stringstream as a file you can't see. Then you realize … it. In this case you probably want to load the stringstream with a student object and then use the output operators… Re: Stringstream to print object array data? 13 Years Ago by Fbody A stringstream is an I/O stream just like ifstream, ofstream, etc. … be able to "inject" a student into a stringstream, then display the string to the console.