array « fwrite « C File Q&A

1. write 2d array to a file in C    stackoverflow.com

I used to use the code below to Write an 1D array to a File:

FILE *fp;
float floatValue[5] = { 1.1F, 2.2F, 3.3F, 4.4F, 5.5F };
int i;

if((fp=fopen("test", "wb"))==NULL) {
    ...

2. how to fwrite an array    cboard.cprogramming.com

3. 2d array and fwrite and fread    cboard.cprogramming.com

Hi! I've been looking for working code example that uses 2d arrays with fwrite and fread but haven't found any. So I tried to realize it myself but I cannot get it work. The goal is to make 2d array according to the given size, for example 10x10 and then to write these values into file and afterwards to read these ...

4. Crash with fwrite and large 2D arrays    cboard.cprogramming.com

#include #include #include int main(int argc, char *argv[]) { int j=80; int k=100; double**d = (double**)malloc(j*sizeof(double*)); for (int n=0 ; n