Note that sizeof is useful on the inner dimensions of multi-dimensional array arguments: the following prints the value of m. int foo(int n, int m, double

Note that sizeof is useful on the inner dimensions of multi-dimensional array arguments: the following prints the value of m. int foo(int n, int m, double x[n][m]) { printf("sizeof(x[0])=%zd\n", sizeof(x[0])/sizeof(double)); }