(PECL gnupg >= 0.1)
gnupg_keyinfo — Returns an array with information about all keys that matches the given pattern
$identifier, string $pattern): array
identifiergnupg 标识符，由对 gnupg_init() 或 gnupg 的调用生成。
patternThe pattern being checked against the keys.
Returns an array with information about all keys that matches the given
pattern or false, if an error has occurred.
示例 #1 Procedural gnupg_keyinfo() example
<?php
$res = gnupg_init();
$info = gnupg_keyinfo($res, 'test');
print_r($info);
?>
示例 #2 OO gnupg_keyinfo() example
<?php
$gpg = new gnupg();
$info = $gpg->keyinfo("test");
print_r($info);
?>