tmp/tmp8shzovhs/{from.md → to.md}
RENAMED
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@@ -17,34 +17,33 @@ namespace std::regex_constants {
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inline constexpr match_flag_type format_no_copy = unspecified;
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inline constexpr match_flag_type format_first_only = unspecified;
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}
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```
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The type `match_flag_type` is an *implementation-defined* bitmask type
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[[bitmask.types]]
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`match_default` and `format_default`, are bitmask elements. The
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`match_default` and `format_default` constants are empty bitmasks.
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Matching a regular expression against a sequence of characters
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\[`first`, `last`) proceeds according to the rules of the grammar
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specified for the regular expression object, modified according to the
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effects listed in
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set.
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**Table: `regex_constants::match_flag_type` effects when obtaining a match against a
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character container sequence {[}`first`, `last`{)}.** <a id="
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| Element | Effect(s) if set |
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inline constexpr match_flag_type format_no_copy = unspecified;
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inline constexpr match_flag_type format_first_only = unspecified;
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}
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```
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The type `match_flag_type` is an *implementation-defined* bitmask type
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[[bitmask.types]]. The constants of that type, except for
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`match_default` and `format_default`, are bitmask elements. The
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`match_default` and `format_default` constants are empty bitmasks.
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Matching a regular expression against a sequence of characters
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\[`first`, `last`) proceeds according to the rules of the grammar
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specified for the regular expression object, modified according to the
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effects listed in [[re.matchflag]] for any bitmask elements set.
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**Table: `regex_constants::match_flag_type` effects when obtaining a match against a
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character container sequence {[}`first`, `last`{)}.** <a id="re.matchflag">[re.matchflag]</a>
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| Element | Effect(s) if set |
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| ------------------------------------------------------------- | --------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- |
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| % \indexlibraryglobal{match_not_bol}% `match_not_bol` | The first character in the sequence {[}`first`, `last`{)} shall be treated as though it is not at the beginning of a line, so the character \verb|^| in the regular expression shall not match {[}`first`, `first`{)}. |
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| % \indexlibraryglobal{match_not_eol}% `match_not_eol` | The last character in the sequence {[}`first`, `last`{)} shall be treated as though it is not at the end of a line, so the character \verb|"$"| in the regular expression shall not match {[}`last`, `last`{)}. |
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| % \indexlibraryglobal{match_not_bow}% `match_not_bow` | The expression \verb|"b"| shall not match the sub-sequence {[}`first`, `first`{)}. |
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| % \indexlibraryglobal{match_not_eow}% `match_not_eow` | The expression \verb|"b"| shall not match the sub-sequence {[}`last`, `last`{)}. |
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| % \indexlibraryglobal{match_any}% `match_any` | If more than one match is possible then any match is an acceptable result. |
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| % \indexlibraryglobal{match_not_null}% `match_not_null` | The expression shall not match an empty sequence. |
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| % \indexlibraryglobal{match_continuous}% `match_continuous` | The expression shall only match a sub-sequence that begins at `first`. |
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| % \indexlibraryglobal{match_prev_avail}% `match_prev_avail` | \verb!--first! is a valid iterator position. When this flag is set the flags `match_not_bol` and `match_not_bow` shall be ignored by the regular expression algorithms [[re.alg]] and iterators [[re.iter]]. |
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| % \indexlibraryglobal{format_default}% `format_default` | When a regular expression match is to be replaced by a new string, the new string shall be constructed using the rules used by the ECMAScript replace function in ECMA-262, part 15.5.4.11 String.prototype.replace. In addition, during search and replace operations all non-overlapping occurrences of the regular expression shall be located and replaced, and sections of the input that did not match the expression shall be copied unchanged to the output string. |
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| % \indexlibraryglobal{format_sed}% `format_sed` | When a regular expression match is to be replaced by a new string, the new string shall be constructed using the rules used by the sed utility in POSIX. |
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| % \indexlibraryglobal{format_no_copy}% `format_no_copy` | During a search and replace operation, sections of the character container sequence being searched that do not match the regular expression shall not be copied to the output string. |
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| % \indexlibraryglobal{format_first_only}% `format_first_only` | When specified during a search and replace operation, only the first occurrence of the regular expression shall be replaced. |
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