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openssl_csr_export_to_file

(PHP 4 >= 4.2.0, PHP 5, PHP 7)

openssl_csr_export_to_fileExports a CSR to a file

说明

bool openssl_csr_export_to_file ( mixed $csr , string $outfilename [, bool $notext = true ] )

openssl_csr_export_to_file() takes the Certificate Signing Request represented by csr and saves it in PEM format into the file named by outfilename.

参数

csr

See CSR parameters for a list of valid values.

outfilename

Path to the output file.

notext

可选参数 notext 影响输出的冗余度。如果设为 FALSE,输出内容将包含附加的人类可读信息。notext 的缺省值为 TRUE

返回值

成功时返回 TRUE, 或者在失败时返回 FALSE

范例

Example #1 openssl_csr_export_to_file() example

<?php
$subject 
= array(
    
"commonName" => "example.com",
);
$private_key openssl_pkey_new(array(
    
"private_key_bits" => 2048,
    
"private_key_type" => OPENSSL_KEYTYPE_RSA,
));
$csr openssl_csr_new($subject$private_key, array('digest_alg' => 'sha384') );
openssl_pkey_export_to_file($private_key'example-priv.key');
// Along with the subject, the CSR contains the public key corresponding to the private key
openssl_csr_export_to_file($csr'example-csr.pem');
?>

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