std::regex_constants::syntax_option_type

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Defined in header <regex>

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typedef /*unspecified*/ syntax_option_type;

static constexpr syntax_option_type icase = /*unspecified*/;
static constexpr syntax_option_type nosubs = /*unspecified*/;
static constexpr syntax_option_type optimize = /*unspecified*/;
static constexpr syntax_option_type collate = /*unspecified*/;
static constexpr syntax_option_type ECMAScript = /*unspecified*/;
static constexpr syntax_option_type basic = /*unspecified*/;
static constexpr syntax_option_type extended = /*unspecified*/;
static constexpr syntax_option_type awk = /*unspecified*/;
static constexpr syntax_option_type grep = /*unspecified*/;

static constexpr syntax_option_type egrep = /*unspecified*/;

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The syntax_option_type is a type that contains options that govern how regular expressions behave.

The possible values for this type (icase, optimize, etc.) are duplicated inside std::basic_regex.