Yes, you can use std::getline inside a while-loop. In fact, you can use it as the sentinel for a while-loop. For instance, if you're reading from a file, the following will read every line (and print it) until the EOF: std::string line; std::ifstream fin{"some_file.txt"}; while(std::getline(fin, line)) { std::cout << line << '\n'; } WebOct 17, 2024 · Use std::getline () Function to Read a File Line by Line The getline () function is the preferred way of reading a file line by line in C++. The function reads characters from the input stream until the delimiter char is encountered and then stores them in …
11.2: C++ Input- getline() - Engineering LibreTexts
WebFeb 14, 2024 · The C++ getline () is an in-built function defined in the header file that allows accepting and reading single and multiple line strings from the input stream. In C++, the cin object also allows input from the user, but not multi-word or multi-line input. That’s where the getline () function comes in handy. WebAnother option is getdelim (). This is the same as getline () except you specify the line ending character. This is only necessary if the last character of the line for your file type is not '\n'. getline () works even with Windows text files because with the multibyte line ending ( "\r\n") '\n'` is still the last character on the line. pink off the shoulder flowy dress
C++为什么getline()结束while循环? _大数据知识库
http://haodro.com/archives/18708 WebThe index() method of List accepts the element that need to be searched and also the starting index position from where it need to look into the list. So we can use a while loop to call the index() method multiple times. But each time we will pass the index position which is next to the last covered index position. Like in the first iteration, we will try to find the … WebMay 7, 2002 · The problem I have come across is that when I put it into a while loop to make the program run again if 'y' is entered and terminate if 'n' is entered, if 'n' is entered it terminates but if 'y' is entered, the second time the code runs (and subsequent) times it seems to skip past the cin.getline command and just print out a length of nothing and … pink off the shoulder dress plus size