Saturday, January 28, 2017

C++ Library -

Introduction

It contains utilities in unrelated domains.
  • Pairs − these objects can hold two values of different types: pair, make_pair, piecewise_construct, piecewise_construct_t.
  • Generic relational operators − It is a standard definitions for the relational operators !=, >, <= and >= under a specific namespace: rel_ops.
  • Rvalue casts (C++11) − It allows the generation of rvalue references: forward, move, move_if_noexcept, declval.
  • Generic swap function − This a standard definition used by default by the components of the standard library for all types that do not provide their own overload: swap.

Functions

S.N. Function & description
1 swap It exchanges values of two objects.
2 make_pair It constructs the pair objects.
3 forward It is a forward argument.
4 move It moves as rvalue.
5 move_if_noexcept It moves if noexcept.
6 declval It is a declaration value.

Constants

S.N. Constant & description
1 piecewise_construct It is a piecewise construct constant.

Namespaces

S.N. Namespace & description
1 rel_ops It is a relational Operators.

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