(PECL gnupg >= 0.5)
gnupg_deletekey — Delete a key from the keyring
identifiergnupg 标识符，由对 gnupg_init() 或 gnupg 的调用生成。
keyThe key to delete.
allow_secretIt specifies whether to delete secret keys as well.
示例 #1 Procedural gnupg_deletekey() example
<?php
$res = gnupg_init();
gnupg_deletekey($res, "8660281B6051D071D94B5B230549F9DC851566DC");
?>示例 #2 OO gnupg_deletekey() example
<?php
$gpg = new gnupg();
$gpg->deletekey("8660281B6051D071D94B5B230549F9DC851566DC");
?>