NR_ELEMENTS

Description

Gets number of rows in a matrix

Syntax

NR_ELEMENTS(a) (sizeof(a)/sizeof(a[0]))

Remarks

Useful macro to get the number of rows in a matrix to avoid hard coding it, for example:

char NAMES[][64]
{
 ...
} names;
...
while (i < NR_ELEMENTS(names))
{
 ...