sodium_memcmp

sodium_memcmp

Test for equality in constant-time

int **sodium_memcmp** string $string1 string $string2

Compare two strings in constant-time.

In practice, you almost always want to use instead, since it provides the same logic but returns a instead of an . However, if you're using the return value of a comparison in a calculation that's timing-sensitive, and worried about timing leaks with bool-to-int conversions, is an ideal replacement. hash_equals``bool``int``sodium_memcmp

string1String to compare

string2Other string to compare

Returns if both strings are equal; otherwise. 0``-1