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openssl_pkey_export()

« openssl_get_publickey | openssl_pkey_get_details »
<?php
$key 
openssl_pkey_new(
    
 // [array $n_configargs]
);

$bool openssl_pkey_export (
    
// mixed $key
    
// string &$out
    
// [string $passphrase]
    
  // [array $configargs]
);
?>
结果
$out = '-----BEGIN PRIVATE KEY-----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U37ly3ea7YVrULxWQQIFtZz+Ik3QT8mHQsL0uNtx1vreuiXdYtIb1YJKTjlFnnh9
wTj1Z5Wk12yvE+zngkgOSG808EqwIjvOJO1OvVJPK7IcPm5Oaxun7fPsVg7DXf12
I2Ik5f2umUu5zMHRtXTRmGpXVYFrS/EprpQt7sxvvIOdApoD8Tz3cIE/nO7WSfx3
3IXxvtjw3CLROp5B42bkAqqnz/tCE6wDgEpNnY4rB5vHYEgfYmaEf/rCJCMzk/lX
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KSjMuN1QUIy6vow1uST5gyFbMP0RZDP1BxHPcIuk4HaYrfsp5n1U/96mCuPi/2nR
GcWwrBSzGHZBOizqMrLRQrTHMk32/eeSSkqpWhL4lk30cM76LiyWOi+ZLHMyFoOH
oskiXrb6LDyIOh/ZVghWIOyri+u42dYpgvGhF4zQGwKCAQBH4X46rTGRtiYWU+xA
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z5+PD26fYVC+duUploiiUhSGLP4NyJ6zjaLzhNeJCBvvc1lFIZovpbluOvVYmXDg
ALYLj1J8SpvLy3QZ5zqNPI+FZBLwmfRGwTzpDfd7vR3uwwsvhjOjTkSBwwO39+d3
FdMvyQkMBhfz2NiSOIZlbFsHbZVByzgZFJ2w0Qw1vXHBIKAgYfFXz+iNCi0lyIT0
owBdAoIBAQDaZecciBKMr2Bw8aNXM34E8yCisRWA9ihN19P0hLO+kD7bKUd2WQ3U
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UBteh6/8bEWFi/YhwLTeZi5Gg0x6Wbjo5ssuIZk82by59o4lPbzO3OQZf4ZTesit
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ILLQR7PdkzD7DSp64Yl3MP62HaRCJj1j
-----END PRIVATE KEY-----
'
$bool = true
示例
#1 openssl_pkey_export  ($key,
 
$out,
 
"this is a passphrase")
#2 openssl_pkey_export  (/* $n_configargs = ["digest_alg" => "sha512", "private_key_bits" => 4096, "private_key_type" => OPENSSL_KEYTYPE_RSA] */
 
$key,
 
$out)
另请参阅
openssl_pkey_new