(PECL gnupg >= 0.1)
gnupg_sign — Signs a given text
$identifier, string $plaintext): string
Signs the given plaintext with the keys, which were
set with gnupg_addsignkey before and
returns the signed text or the signature, depending on what was set with
gnupg_setsignmode.
On success, this function returns the signed text or the signature.
On failure, this function returns false.
示例 #1 Procedural gnupg_sign() example
<?php
$res = gnupg_init();
gnupg_addsignkey($res,"8660281B6051D071D94B5B230549F9DC851566DC","test");
$signed = gnupg_sign($res, "just a test");
echo $signed;
?>
示例 #2 OO gnupg_sign() example
<?php
$gpg = new gnupg();
$gpg->addsignkey("8660281B6051D071D94B5B230549F9DC851566DC","test");
$signed = $gpg->sign("just a test");
echo $signed;
?>