src/Models/Ticket.php
public function setSubject($value)
    {
        if (trim($value) == null)
        {
            throw new InvalidArgumentException("Subject cannot be empty.");
        }
        $this->subject = trim($value);
    }
public function setSubject($value)
    {
        if (trim($value) == null)
        {
            throw new InvalidArgumentException("Subject cannot be empty.");
        }
        $this->subject = trim($value);
    }
public function setSubject ( $ value ) { if ( trim ( $ value ) == null ) { throw new InvalidArgumentException ( "Subject cannot be empty." ) ; } $ this -> subject = trim ( $ value ) ; }
Set the subject.
@param $value
Set the subject .