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Summery Summery
Generate a string of bytes from the kernel’s CSPRNG.
Syntax Syntax
Description Description
Proudly uses /dev/urandom (if getrandom(2) is not available).
Parameters Parameters
- $numBytes
-
(Required)
Return Return
(string)
Source Source
File: wp-includes/sodium_compat/src/Compat.php
public static function randombytes_buf($numBytes)
{
/* Type checks: */
if (!is_int($numBytes)) {
if (is_numeric($numBytes)) {
$numBytes = (int) $numBytes;
} else {
throw new TypeError(
'Argument 1 must be an integer, ' . gettype($numBytes) . ' given.'
);
}
}
if (self::use_fallback('randombytes_buf')) {
return (string) call_user_func('\\Sodium\\randombytes_buf', $numBytes);
}
return random_bytes($numBytes);
}