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<tuple>

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Defines a template tuple whose instances hold objects of varying types.

Requirements

Header: <tuple>

Namespace: std

Members

Classes and Structs

Name Description
tuple Class Wraps a fixed-length sequence of elements.
tuple_element Class Wraps the type of a tuple element.
tuple_size Class Wraps tuple element count.
uses_allocator

Objects

Name Description
tuple_element_t
tuple_size_v

Operators

Name Description
operator== Comparison of tuple objects, equal.
operator!= Comparison of tuple objects, not equal.
operator< Comparison of tuple objects, less than.
operator<= Comparison of tuple objects, less than or equal.
operator> Comparison of tuple objects, greater than.
operator>= Comparison of tuple objects, greater than or equal.

Functions

Name Description
apply Calls a function with a tuple.
forward_as_tuple Constructs a tuple of references.
get Gets an element from a tuple object.
make_from_tuple Shorthand to make a tuple.
make_tuple Makes a tuple from element values.
swap
tie Makes a tuple from element references.
tuple_cat Constructs a tuple object with a range of the type elements.

See also

<array>