Specifies whether to include the signer's certificate chain with the signed message.
Object Oriented Interface
public function getIncludeChain(); public function setIncludeChain($value);
ipworkssmime_sfilemailer_get($res, 26 ); ipworkssmime_sfilemailer_set($res, 26, $value );
NOTE: To include the chain, the IncludeCertificate property must also be set to true.