lut_chars

A set of characters

Synopsis

class lut_chars ;

Declared in file <boost/url/grammar/lut_chars.hpp> at line 64

Member Functions

Name Description
lut_chars

Constructor

lut_chars

Constructor

lut_chars
operator()

Return true if ch is in the character set.

operator~

Return a new character set which is the complement of another character set.

find_if
find_if_not

Description

The characters defined by instances of this set are provided upon construction. The `constexpr` implementation allows these to become compile-time constants.

Example

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

constexpr lut_chars vowel_chars = "AEIOU" "aeiou"; system::result< core::string_view > rv = parse( "Aiea", token_rule( vowel_chars ) );