password_verify
(PHP 5 >= 5.5.0)
password_verify — Verifies that a password matches a hash
說明
boolean password_verify
( string
$password
, string $hash
)Verifies that the given hash matches the given password.
Note that password_hash() returns the algorithm, cost and salt as part of the returned hash. Therefore, all information that's needed to verify the hash is included in it. This allows the verify function to verify the hash without needing separate storage for the salt or algorithm information.
參數
-
password -
用戶的密碼。
-
hash -
一個由 password_hash() 建立的雜湊值。
回傳值
Returns TRUE if the password and hash match, or FALSE otherwise.
範例
Example #1 password_verify() example
<?php
// See the password_hash() example to see where this came from.
$hash = '$2y$07$BCryptRequires22Chrcte/VlQH0piJtjXl.0t1XkA8pw9dMXTpOq';
if (password_verify('rasmuslerdorf', $hash)) {
echo 'Password is valid!';
} else {
echo 'Invalid password.';
}
?>
上例將輸出：
Password is valid!
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