1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 | #include <stdio.h>
#include <stdlib.h>
#include <stdbool.h>
#include <assert.h>
// FILES - how to read a file one character at a time
//
// CAUTION: Googling this may make your life harder.
// CAUTION: Using EOF is strongly discouraged as it tends to be bug-prone.
//
// char has range -128 to 127 and is usually used for human-readable text.
// unsigned char has range 0 to 255 and can include binary bytes and unprintable stuff
int main(int argc, char* argv[]) {
FILE* fp = fopen("1.read_file.txt", "r");
// READ CHARACTERS ONE BY ONE
for(unsigned char ch = fgetc(fp); !feof(fp); ch = fgetc(fp)) {
fputc(ch, stdout);
}
fclose(fp); // Always close file when you are done with it.
return EXIT_SUCCESS;
}
/* vim: set tabstop=4 shiftwidth=4 fileencoding=utf-8 noexpandtab: */
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