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(PECL gnupg >= 0.1)
gnupg_encrypt — Encrypts a given text
Encrypts the given plaintext with the keys, which
were set with gnupg_addencryptkey before and
returns the encrypted text.
identifiergnupg 标识符，由对 gnupg_init() 或 gnupg 的调用生成。
plaintextThe text being encrypted.
On success, this function returns the encrypted text.
On failure, this function returns false.
示例 #1 Procedural gnupg_encrypt() example
<?php
$res = gnupg_init();
gnupg_addencryptkey($res,"8660281B6051D071D94B5B230549F9DC851566DC");
$enc = gnupg_encrypt($res, "just a test");
echo $enc;
?>示例 #2 OO gnupg_encrypt() example
<?php
$gpg = new gnupg();
$gpg->addencryptkey("8660281B6051D071D94B5B230549F9DC851566DC");
$enc = $gpg->encrypt("just a test");
echo $enc;
?>