Gramática C++ de template

§1 Sintaxis:

La gramática C++ admite una cierta variedad sintáctica en la utilización del especificador template:

template-declaration:

export_opt template < template-parameter-list > declaration

template-parameter-list:

template-parameter

template-parameter-list, template-parameter

template-parameter:

type-parameter

parameter-declaration

type-parameter:

class identifier_opt

class identifier_opt = type-id

typename identifier_opt

typename identifier_opt = type-id

template < template-parameter-list > class identifier_opt

template < template-parameter-list > class identifier_opt = template-name

templete-id:

template-name < template-argument-list_opt >

template-name:

identifier

template-argument-list:

template-argument

template-argument-list , template-argument

template-argument:

assignment-expression

type-id

template-name

explicit-instantiation:

template declaration

explicit-specialization:

template < > declaration