Here is a small example of C++ code on how to read a characters from a file as well as to count the number lines of any particular file consist of. The code will check for “\n” the “new line character” and increase the number of lines stored in number_of_lines integer variable. Every iteration will also print single character including “\n” to an output. First create a file called my-input-file.txt which will contain some text. For example:
This is a companion discussion topic for the original entry at https://linuxconfig.org/c-code-on-how-to-read-characters-from-a-file