boost::urls::grammar::alpha_chars

The set of all letters

Synopsis

Declared in <boost/url/grammar/alpha_chars.hpp>

constexpr
    _implementation-defined_ alpha_chars = alpha_chars{};

Description

Character sets are used with rules and the

functions find_if and find_if_not .

system::result< core::string_view > rv = parse( "JohnDoe", token_rule( alpha_chars ) );

ALPHA       = %x41-5A / %x61-7A
            ; A-Z / a-z

B.1. Core Rules (rfc5234)

See Also

find_if , find_if_not , parse , token_rule .

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