stdin or a file

[chilibean]

Maybe I'm missing something, but this works in C++.

FILE* file_in;
char test[256];
file_in = stdin;
fgets(test,256,file_in);
printf("%s",test);
file_in = fopen("file.txt","r");
fgets(test,256,file_in);
printf("%s",test);
fclose(file_in);