goja-core/src/main/java/goja/core/Validator.java
public static boolean isCurrency(String value) {
        String check = "^(\\d+(?:\\.\\d{1,2})?)$";
        return match(check, Pattern.CASE_INSENSITIVE, value);
    }
public static boolean isCurrency(String value) {
        String check = "^(\\d+(?:\\.\\d{1,2})?)$";
        return match(check, Pattern.CASE_INSENSITIVE, value);
    }
Currency validation

@param value value
@return boolean