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)