ExchangeRate class
This class models a reference to a money.
- Implemented types
- Annotations
Constructors
- ExchangeRate({required DateTime dateTime, required Currency from, required Currency to, required double value})
-
A reference exchange rate from from currency to to currency.
const
-
ExchangeRate.fromMap(Map<
String, dynamic> map) -
Creates an
ExchangeRate
instance starting from aMap<String, dynamic> map
. - ExchangeRate.fromString(String string)
-
Creates an
ExchangeRate
instance starting from a string.factory
Properties
- dateTime → DateTime
-
Date and time in which the rate was retrieved.
final
- from → Currency
-
The base currency.
final
- hashCode → int
-
The hash code for this object.
no setteroverride
- runtimeType → Type
-
A representation of the runtime type of the object.
no setterinherited
- to → Currency
-
target currency.
final
- value → double
-
The value of the exchange rate.
final
Methods
-
compareTo(
covariant ExchangeRate other) → int -
The order of the comparisons is:
override
-
copyWith(
{DateTime? dateTime, Currency? from, Currency? to, double? value}) → ExchangeRate -
Creates a copy of this
Budget
instance where the only changes are those specified in the parameters of this method. -
noSuchMethod(
Invocation invocation) → dynamic -
Invoked when a nonexistent method or property is accessed.
inherited
-
toMap(
) → Map< String, dynamic> -
Creates a
Map<String, dynamic> map
representation of this instance. -
toString(
) → String -
A string representation of this object.
override
Operators
-
operator <(
covariant ExchangeRate other) → bool -
Returns if this instance is less than the
other
. -
operator <=(
covariant ExchangeRate other) → bool -
Return if this instance is less than or equal to the
other
. -
operator ==(
covariant ExchangeRate other) → bool -
The equality operator.
override
-
operator >(
covariant ExchangeRate other) → bool -
Return if this instance is greater than the
other
. -
operator >=(
covariant ExchangeRate other) → bool -
Return if this instance is greater than or equal to the
other
.