View source for cpp/language/modules

=== Syntax ===
{{sdsc begin}}
{{sdsc|num=1|
{{ttb|export}}{{mark optional}} {{ttb|module}} {{spar optional|module-name module-partition}} {{spar optional|attr}} {{ttb|;}}
}}
{{sdsc|num=2|
{{ttb|export}} {{spar|declaration}}
}}
{{sdsc|num=3|
{{ttb|export {}} {{spar optional|declaration-seq}} {{ttb|}<!---->}}
}}
{{sdsc|num=4|
{{ttb|export}}{{mark optional}} {{ttb|import}} {{spar optional|module-name attr}} {{ttb|;}}
}}
{{sdsc|num=5|
{{ttb|export}}{{mark optional}} {{ttb|import}} {{spar optional|module-partition attr}} {{ttb|;}}
}}
{{sdsc|num=6|
{{ttb|export}}{{mark optional}} {{ttb|import}} {{spar optional|header-name attr}} {{ttb|;}}
}}
{{sdsc|num=7|
{{ttb|module;}}
}}
{{sdsc|num=8|
{{ttb|module : private;}}
}}
{{sdsc end}}

@1@ Module declaration. Declares that the current translation unit is a ''module unit''.
@2,3@ Export declaration. Export all namespace-scope declarations in {{spar|declaration}} or {{spar|declaration-seq}}.
@4,5,6@ Import declaration. Import a module unit/module partition/header unit.
@7@ Starts a [[#Global module fragment|global module fragment]].
@8@ Starts a [[#Private module fragment|private module fragment]].