PHPMailer\PHPMailer

PHPMailer::needsSMTPUTF8 │ public │ WP 1.0

Check whether the message requires SMTPUTF8 based on what's known so far.

Method of the class: PHPMailer{}

No Hooks.

Returns

true|false.

Usage

$PHPMailer = new PHPMailer();
$PHPMailer->needsSMTPUTF8();

PHPMailer::needsSMTPUTF8() code WP 7.0

wp-includes/PHPMailer/PHPMailer.php 
public function needsSMTPUTF8()
{
    return $this->UseSMTPUTF8;
}