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Questions - ifstream

Loading Protocol Buffer From File Does Not Succeed

I want to load Google Protocol Buffer encoded data from a file via "ParseFromIstream". But this call simply returns false (no additional error information available?) and the data is only re...
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Boris

c++

protocol-buffers

ifstream

Votes: 0

Answers: 0

Transferring an ifstream into an unordered map of a string and vector of strings

int main() { std::unordered_map<std::string, vector<std::string>> pronunciation_dict; std::vector<std::string> phonomes; std::string pronun; { std::ifstream pronun_file(&...
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Drake Goldsmith

c++

stdvector

ifstream

unordered-map

Votes: 0

Answers: 1

Latest Answer

Typically you'd read in an entire line with std::getline, then use an std::istringstream to parse that into individual pieces, something along this general line: std::unordered_map<std::string, std...
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Jerry Coffin

how to open and read a file in c++

PROBLEM SOLVED! Solution found thanks to Debaug in the comments section. Thank you all for helping. !!!! Update: I added the function perror() inside my check function and it tells me "no such fi...
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Amilio

c++

xcode

file-io

ifstream

Votes: 0

Answers: 0

Reading from file without using string

I am doing a school project where we must not use std::string. How can I do this? In the txt file the data are separated with a ";", and we do not know the length of the words. Example: appl...
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petizana

c++

file-io

ifstream

stdstring

file-read

Votes: 0

Answers: 1

Latest Answer

There are two entirely separate getline()'s. One is std::getline(), which takes a std::string as a parameter. But there's also a member function in std::istream, which works with an array of chars ins...
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Jerry Coffin

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