seems to me that this function does the same as the hash_equals() function. hash_equals() has nothing to do with hashes really, it is just a constant-time string equality check function, apparently like sodium_memcmp()
(PHP 7 >= 7.2.0)
sodium_memcmp — Test for equality in constant-time
$buf1
, string $buf2
) : int
本函数还未编写文档，仅有参数列表。
buf1
buf2
seems to me that this function does the same as the hash_equals() function. hash_equals() has nothing to do with hashes really, it is just a constant-time string equality check function, apparently like sodium_memcmp()