malloc 2d array c code example

Example: c malloc for 2d array

#include <stdlib.h>

	int **array;
	array = malloc(nrows * sizeof(int *));
	if(array == NULL)
		{
		fprintf(stderr, "out of memory\n");
		exit or return
		}
	for(i = 0; i < nrows; i++)
		{
		array[i] = malloc(ncolumns * sizeof(int));
		if(array[i] == NULL)
			{
			fprintf(stderr, "out of memory\n");
			exit or return
			}
		}