boost::urls::grammar::delim_rule

Match a character literal

Synopsis

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

constexpr
/* implementation-defined */
delim_rule(char ch) noexcept;

Description

This matches the specified character. The value is a reference to the character in the underlying buffer, expressed as a core::string_view. The function squelch may be used to turn this into void instead. If there is no more input, the error code error::need_more is returned.

Value Type


using value_type = core::string_view;

Example

Rules are used with the function parse.


system::result< core::string_view > rv = parse( ".", delim_rule('.') );

BNF


char        = %00-FF

Return Value

A rule which matches the character.

Parameters

Name	Description
ch	The character to match