_propDict)) { return $this->_propDict["roles"]; } else { return null; } } /** * Sets the roles * * @param string $val The roles * * @return ConversationMember */ public function setRoles($val) { $this->_propDict["roles"] = $val; return $this; } /** * Gets the displayName * * @return string The displayName */ public function getDisplayName() { if (array_key_exists("displayName", $this->_propDict)) { return $this->_propDict["displayName"]; } else { return null; } } /** * Sets the displayName * * @param string $val The displayName * * @return ConversationMember */ public function setDisplayName($val) { $this->_propDict["displayName"] = $val; return $this; } }