Boost C++ Libraries

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This is an older version of Boost and was released in 2024. The current version is 1.89.0.

Macro BOOST_PROTO_REPEAT_EX

Macro BOOST_PROTO_REPEAT_EX

BOOST_PROTO_REPEAT_EX — Repeatedly invoke the specified macro.

Synopsis

// In header: <boost/proto/repeat.hpp>

BOOST_PROTO_REPEAT_EX(MACRO, typename_A, A, A_a, a)

Description

BOOST_PROTO_REPEAT_EX() is used to generate the kind of repetitive code that is typical of EDSLs built with Proto. BOOST_PROTO_REPEAT_EX(MACRO, typename_A, A, A_a, a) is equivalent to:

MACRO(1, typename_A, A, A_a, a)
MACRO(2, typename_A, A, A_a, a)
...
MACRO(BOOST_PROTO_MAX_ARITY, typename_A, A, A_a, a)

Example:

See BOOST_PROTO_REPEAT_FROM_TO().