# Package org.zkoss.stateless.function

- Interface Summary
  Interface | Description
  --- | ---
  CheckedConsumer<A> | Represents an operation that accepts single argument and returns no result.
  CheckedConsumer2<A,​B> | Represents an operation that accepts two arguments and returns no result.
  CheckedConsumer3<A,​B,​C> | Represents an operation that accepts three arguments and returns no result.
  CheckedConsumer4<A,​B,​C,​D> | Represents an operation that accepts four arguments and returns no result.
  CheckedConsumer5<A,​B,​C,​D,​E> | Represents an operation that accepts five arguments and returns no result.
  CheckedConsumer6<A,​B,​C,​D,​E,​F> | Represents an operation that accepts six arguments and returns no result.
  CheckedConsumer7<A,​B,​C,​D,​E,​F,​G> | Represents an operation that accepts seven arguments and returns no result.
  CheckedConsumer8<A,​B,​C,​D,​E,​F,​G,​H> | Represents an operation that accepts eight arguments and returns no result.
  CheckedConsumer9<A,​B,​C,​D,​E,​F,​G,​H,​I> | Represents an operation that accepts eight arguments and returns no result.
  CheckedFunction<T,​R> | Represents an operation that accepts single argument and returns single result.
  CheckedFunction2<A,​B,​R> | Represents an operation that accepts two arguments and returns single result.
  CheckedFunction3<A,​B,​C,​R> | Represents an operation that accepts three arguments and returns single result.
  CheckedRunnable | Represents an operation that accepts no arguments and returns no result.