classes/Emails/Email/Signers.php
public function addDKIM(string $privateKey, string $domain, string $selector): void
    {
        $signer = new DKIMSigner();
        $signer->privateKey = $privateKey;
        $signer->domain = $domain;
        $signer->selector = $selector;
        $this->set($signer);
    }
public function addDKIM(string $privateKey, string $domain, string $selector): void
    {
        $signer = new DKIMSigner();
        $signer->privateKey = $privateKey;
        $signer->domain = $domain;
        $signer->selector = $selector;
        $this->set($signer);
    }
public function addDKIM ( string $ privateKey , string $ domain , string $ selector ) : void { $ signer = new DKIMSigner ( ) ; $ signer -> privateKey = $ privateKey ; $ signer -> domain = $ domain ; $ signer -> selector = $ selector ; $ this -> set ( $ signer ) ; }
Add a DKIM signer.

@param string $privateKey
@param string $domain
@param string $selector
Add a DKIM signer .