fwrite « struct « C File Q&A

1. How to write a struct to a file using fwrite?    stackoverflow.com

I'm very new to C, and I am having trouble with fwrite. I'm looking to use a struct that holds two values:

struct keyEncode{
    unsigned short key[2];
    ...

2. Using fread/fwrite to read and write structures to and from a file in C    stackoverflow.com

I have the following structs:

typedef struct {
  char last[NAMESIZE];
  char first[NAMESIZE];
} name;

typedef struct {
  int id;
  name name;
  float score;
} record;

typedef struct {
  record *data;
 ...

3. Writing an entire struct to a file with fwrite() in UNIX    cboard.cprogramming.com

When I try to write an entire struct to a file and I read the file afterwards (on mac os X), I don't get the actual values I inputted, but some hex values. At first I thought this might be possible because it should be in binary mode (although Unix doesn't separate binary and text mode) so I tried printing the ...

4. nested struct , fread ,fwrite    cboard.cprogramming.com

struct oldstruct { ...stuff... }; struct newstruct { ...stuff + new stuff... }; open file for reading open another for writing while not at the end of the input file read into an instance of old structure assign old data members across to the new structure instance fill the other "new stuff" portion of said instance write new structure to output ...

5. fwrite array of structs    cboard.cprogramming.com