currency = $currency; return $this; } /** * 3 letter currency code as defined by ISO 4217. * * @return string */ public function getCurrency() { return $this->currency; } /** * amount up to N digit after the decimals separator as defined in ISO 4217 for the appropriate currency code. * * @param string $value * * @return $this */ public function setValue($value) { $this->value = $value; return $this; } /** * amount up to N digit after the decimals separator as defined in ISO 4217 for the appropriate currency code. * * @return string */ public function getValue() { return $this->value; } }