sodium_memzero
(PHP 7 >= 7.2.0, PHP 8)
sodium_memzero — Overwrite a string with NUL characters
Description
sodium_memzero(string &$string): void
sodium_memzero() zeroes out the string that is passed by reference.
Parameters
-
string -
String.
Return Values
No value is returned.
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Licensed under the Creative Commons Attribution License v3.0 or later.
https://www.php.net/manual/en/function.sodium-memzero.php
