Shows given message and renders program ill-formed. Syntax

Optimizes out copy- and move-constructors, resulting in zero-copy pass-by-value semantics. Explanation Under

The noexcept operator performs a compile-time check that returns true if an expression is declared to not throw any exceptions. It

Defines an abstract type which cannot be instantiated, but can be used as a base class. Syntax pure

A class template defines a family of classes. Syntax

Changes the current file name and number in the preprocessor. Syntax

The preprocessor supports text macro replacement. Function-like text macro replacement is also supported. Syntax

Order of evaluation of the operands of almost all C++ operators (including the order of evaluation of function arguments in a function-call expression and the order of evaluation

Assignment operators modify the value of the object. Operator name Syntax

Initializes an object from another object. Syntax