MEMREV(3pub)
NAME
memrev - reverse an array in place
SYNOPSIS
#include <publib.h> void *memrev(void *block, size_t elsize, size_t elnum);
DESCRIPTION
memrev will reverse an array, by swapping the contents of its elements.
RETURN VALUE
memrev returns its first argument.
EXAMPLE
- To reverse an integer array one might do the following.
- int array[4] = { 1, 2, 3, 4 };
- memrev(array, sizeof(array[0]), 4);
- This will result in the array being { 4, 3, 2, 1 }.
SEE ALSO
publib(3), strrev(3), memshuffle(3)
AUTHOR
- Lars Wirzenius (lars.wirzenius@helsinki.fi)