5.1 Regular Expression Syntax Options
enum	__syntax_option { _S_icase, _S_nosubs, _S_optimize, _S_collate, _S_ECMAScript, _S_basic, _S_extended, _S_awk, _S_grep, _S_egrep, _S_syntax_last }

typedef unsigned int	syntax_option_type

constexpr syntax_option_type	icase

constexpr syntax_option_type	nosubs

constexpr syntax_option_type	optimize

constexpr syntax_option_type	collate

constexpr syntax_option_type	ECMAScript

constexpr syntax_option_type	basic

constexpr syntax_option_type	extended

constexpr syntax_option_type	awk

constexpr syntax_option_type	grep

constexpr syntax_option_type	egrep

5.2 Matching Rules
Matching a regular expression against a sequence of characters [first, last) proceeds according to the rules of the grammar specified for the regular expression object, modified according to the effects listed below for any bitmask elements set.
enum	__match_flag { _S_not_bol, _S_not_eol, _S_not_bow, _S_not_eow, _S_any, _S_not_null, _S_continuous, _S_prev_avail, _S_sed, _S_no_copy, _S_first_only, _S_match_flag_last }

typedef std::bitset< _S_match_flag_last >	match_flag_type

constexpr match_flag_type	match_default

constexpr match_flag_type	match_not_bol

constexpr match_flag_type	match_not_eol

constexpr match_flag_type	match_not_bow

constexpr match_flag_type	match_not_eow

constexpr match_flag_type	match_any

constexpr match_flag_type	match_not_null

constexpr match_flag_type	match_continuous

constexpr match_flag_type	match_prev_avail

constexpr match_flag_type	format_default

constexpr match_flag_type	format_sed

constexpr match_flag_type	format_no_copy

constexpr match_flag_type	format_first_only

5.3 Error Types
enum	error_type { _S_error_collate, _S_error_ctype, _S_error_escape, _S_error_backref, _S_error_brack, _S_error_paren, _S_error_brace, _S_error_badbrace, _S_error_range, _S_error_space, _S_error_badrepeat, _S_error_complexity, _S_error_stack, _S_error_last }

constexpr error_type	error_collate (_S_error_collate)

constexpr error_type	error_ctype (_S_error_ctype)

constexpr error_type	error_escape (_S_error_escape)

constexpr error_type	error_backref (_S_error_backref)

constexpr error_type	error_brack (_S_error_brack)

constexpr error_type	error_paren (_S_error_paren)

constexpr error_type	error_brace (_S_error_brace)

constexpr error_type	error_badbrace (_S_error_badbrace)

constexpr error_type	error_range (_S_error_range)

constexpr error_type	error_space (_S_error_space)

constexpr error_type	error_badrepeat (_S_error_badrepeat)

constexpr error_type	error_complexity (_S_error_complexity)

constexpr error_type	error_stack (_S_error_stack)

Detailed Description

ISO C++-0x entities sub namespace for regex.

5.1 Regular Expression Syntax Options