boost::urls::grammar::digit_chars

The set of decimal digits

Synopsis

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

constexpr /* implementation-defined */ digit_chars = {};

Description

Example

Character sets are used with rules and the functions find_if and find_if_not.

system::result< core::string_view > rv = parse( "2022", token_rule( digit_chars ) );

BNF

DIGIT       = %x30-39
            ; 0-9

Specification

See Also

find_if, find_if_not, parse, token_rule.

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