:relfileprefix: ../../../../
[#6D9723F3B012535149B1C6FB7C26F0D1470B122C]

= Function alpha_chars_t::operator()



== Synopsis

Declared in header `</boost/url/grammar/alpha_chars.hpp#L53[boost/url/grammar/alpha_chars.hpp,window=blank_]>`

[source,cpp,subs="verbatim,macros,-callouts"]
----
constexpr
bool
operator()(char c) const noexcept;
----