PHP openssl random pseudo bytes()

1 개요

PHP openssl_random_pseudo_bytes()

PHP

CPU

0.0s

MEM

22M

0.0s

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for( $len=1; $len<4; $len++) {
	$bytes = openssl_random_pseudo_bytes($len, $cstrong);
	echo "---- len = $len ----" . PHP_EOL;
	var_dump($cstrong);
	var_dump(bin2hex($bytes));
}

---- len = 1 ----
bool(true)
string(2) "f4"
---- len = 2 ----
bool(true)
string(4) "63f9"
---- len = 3 ----
bool(true)
string(6) "d2c51d"

2 같이 보기

• PHP random_bytes()
• PHP crypt()
• PHP mt_rand()
• PHP uniqid()
• PHP bin2hex()
• PHP OpenSSL 함수

3 참고

• http://php.net/manual/en/function.openssl-random-pseudo-bytes.php