boost::urls::grammar::lut_chars
A set of characters
Synopsis
Declared in <boost/url/grammar/lut_chars.hpp>
class lut_chars;Member Functions
Name |
Description |
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Constructors |
Return true if ch is in the character set. |
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Return a new character set which is the complement of another character set. |
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 ) );See Also
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