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 27 28 29 30 31 | #include <stdio.h>
#include <stdlib.h>
#include <stdbool.h>
#include <assert.h>
// Create an empty file
int main(int argc, char* argv[]) {
FILE* file = fopen("b.txt", "w");
// Open a file 'b.txt' for writing. "w" is the mode. It can be:
// "r" to read
// "w" to write (truncate if file already existed)
// "a" to append (start writing at end of file, if it existed).
//fputc('A', stdout);
fputc('A', file);
fputc('B', file);
fputc('C', file);
fputc('\n', file);
fclose(file);
// Close the file. You must close every file that you open.
//
// If you do not, you may:
// - Leak memory
// - Not have all data written to the file.
return EXIT_SUCCESS;
}
/* vim: set tabstop=4 shiftwidth=4 fileencoding=utf-8 noexpandtab: */
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