--- In [email protected], "akhila_3" <[EMAIL PROTECTED]> wrote: > > Well > "while (getline (ifs, tmp))" > does not work. i cant use a file ifs.. i have to use a string... > i got an error saying it was not a valid expression.. > is there an alternative way of doing this? > > Thanks > > > > > --- In [email protected], "Tamas Marki" <tmarki@> wrote: > > > > On 3/29/07, akhila_3 <akhila_3@> wrote: > > > the line i am trying to read looks something like this: > > > cfg.?.readline=("string1,string2"); > > > > > > there are a 1000 lines in the file that begin with cfg but only > 1 that > > > has "readline" in it. also i dont know wat variable1 and > variable2 are > > > (there could be more than 2 strings. i am not supposed to know > the > > > count either). i have to read them in and print them out. > > > > > > the other thing is the config file is located in another dir. > > > > > > Can you please tell me how i can extract the line from the config > > > file. i was thinking of using fgets... but was not sure if C++ > had a > > > better way of doing this? > > > n also how exactly does getline work? > > > > Real simple. Consider (untested, simplified, but should work): > > > > ifstream ifs ("/path/to/filename"); > > string tmp; > > while (getline (ifs, tmp)) > > { > > cout << tmp << endl; // echo line or process it > > } > > > > > > -- > > Tamas Marki > > >
If you are working with a string instead of a file the following can be done. You would need to adjust the max number to your requirements. istringstream Stream(Str); const int max(100); char buf[max]; Stream.getline(buf, max); Mickey
