strfry

#define _GNU_SOURCE         /* See feature_test_macros(7) */
#include <string.h>

char *strfry(char *string);

The strfry() function randomizes the contents of string by using rand(3) to randomly swap characters in the string. The result is an anagram of string.

The strfry() functions returns a pointer to the randomized string.

The strfry() function is unique to the GNU C Library.

memfrob(3), string(3)

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