(PHP 5 >= 5.6.0, PHP 7)
openssl_get_cert_locations — Retrieve the available certificate locations
openssl_get_cert_locations() returns an array with information about the available certificate locations that will be searched for SSL certificates.
此函数没有参数。
Returns an array with the available certificate locations.
Example #1 openssl_get_cert_locations() example
<?php
var_dump(openssl_get_cert_locations());
?>
以上例程会输出：
array(8) {
["default_cert_file"]=>
string(21) "/usr/lib/ssl/cert.pem"
["default_cert_file_env"]=>
string(13) "SSL_CERT_FILE"
["default_cert_dir"]=>
string(18) "/usr/lib/ssl/certs"
["default_cert_dir_env"]=>
string(12) "SSL_CERT_DIR"
["default_private_dir"]=>
string(20) "/usr/lib/ssl/private"
["default_default_cert_area"]=>
string(12) "/usr/lib/ssl"
["ini_cafile"]=>
string(0) ""
["ini_capath"]=>
string(0) ""
}