third_party/re2/doc/syntax.html - Issue 1544433002: Replace RE2 import with a dependency

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Issue 1544433002: Replace RE2 import with a dependency (Closed) Base URL: https://chromium.googlesource.com/chromium/src.git@master

Patch Set: Re-Added LICENSE and OWNERS file Created 4 years, 12 months ago

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1 <html>

2 <!-- AUTOMATICALLY GENERATED by mksyntaxhtml -->

3 <head>

4 <meta http-equiv="Content-Type" content="text/html; charset=UTF-8"/>

5 <title>RE2 regular expression syntax reference</title>

6 </head>

7 <body>

8 <h1>RE2 regular expression syntax reference</h1>

9

10 <table border=0 cellpadding=2 cellspacing=2>

11 <tr><td colspan=2>This page lists the regular expression syntax accepted by RE2. </td></tr>

12 <tr><td colspan=2>It also lists syntax accepted by PCRE, PERL, and VIM.</td></tr >

13 <tr><td colspan=2>Grayed out expressions are not supported by RE2.</td></tr>

14 <tr><td></td></tr>

15 <tr><td colspan=2><b>Single characters:</b></td></tr>

16 <tr><td><code>.</code></td><td>any character, possibly including newline (s=true )</td></tr>

17 <tr><td><code>[xyz]</code></td><td>character class</td></tr>

18 <tr><td><code>[^xyz]</code></td><td>negated character class</td></tr>

19 <tr><td><code>\d</code></td><td>Perl character class</td></tr>

20 <tr><td><code>\D</code></td><td>negated Perl character class</td></tr>

21 <tr><td><code>[[:alpha:]]</code></td><td>ASCII character class</td></tr>

22 <tr><td><code>[[:^alpha:]]</code></td><td>negated ASCII character class</td></tr >

23 <tr><td><code>\pN</code></td><td>Unicode character class (one-letter name)</td>< /tr>

24 <tr><td><code>\p{Greek}</code></td><td>Unicode character class</td></tr>

25 <tr><td><code>\PN</code></td><td>negated Unicode character class (one-letter nam e)</td></tr>

26 <tr><td><code>\P{Greek}</code></td><td>negated Unicode character class</td></tr>

27 <tr><td></td></tr>

28 <tr><td colspan=2><b>Composites:</b></td></tr>

29 <tr><td><code>xy</code></td><td><code>x</code> followed by <code>y</code></td></ tr>

30 <tr><td><code>x\|y</code></td><td><code>x</code> or <code>y</code> (prefer <code> x</code>)</td></tr>

31 <tr><td></td></tr>

32 <tr><td colspan=2><b>Repetitions:</b></td></tr>

33 <tr><td><code>x*</code></td><td>zero or more <code>x</code>, prefer more</td></t r>

34 <tr><td><code>x+</code></td><td>one or more <code>x</code>, prefer more</td></tr >

35 <tr><td><code>x?</code></td><td>zero or one <code>x</code>, prefer one</td></tr>

36 <tr><td><code>x{n,m}</code></td><td><code>n</code> or <code>n</code>+1 or ... or <code>m</code> <code>x</code>, prefer more</td></tr>

37 <tr><td><code>x{n,}</code></td><td><code>n</code> or more <code>x</code>, prefer more</td></tr>

38 <tr><td><code>x{n}</code></td><td>exactly <code>n</code> <code>x</code></td></tr >

39 <tr><td><code>x*?</code></td><td>zero or more <code>x</code>, prefer fewer</td>< /tr>

40 <tr><td><code>x+?</code></td><td>one or more <code>x</code>, prefer fewer</td></ tr>

41 <tr><td><code>x??</code></td><td>zero or one <code>x</code>, prefer zero</td></t r>

42 <tr><td><code>x{n,m}?</code></td><td><code>n</code> or <code>n</code>+1 or ... o r <code>m</code> <code>x</code>, prefer fewer</td></tr>

43 <tr><td><code>x{n,}?</code></td><td><code>n</code> or more <code>x</code>, prefe r fewer</td></tr>

44 <tr><td><code>x{n}?</code></td><td>exactly <code>n</code> <code>x</code></td></t r>

45 <tr><td><code><font color=#808080>x{}</font></code></td><td>(≡ <code>x*</code>) <font size=-2>VIM</font></td></tr>

46 <tr><td><code><font color=#808080>x{-}</font></code></td><td>(≡ <code>x*?</code> ) <font size=-2>VIM</font></td></tr>

47 <tr><td><code><font color=#808080>x{-n}</font></code></td><td>(≡ <code>x{n}?</co de>) <font size=-2>VIM</font></td></tr>

48 <tr><td><code><font color=#808080>x=</font></code></td><td>(≡ <code>x?</code>) <font size=-2>VIM</font></td></tr>

49 <tr><td></td></tr>

50 <tr><td colspan=2><b>Possessive repetitions:</b></td></tr>

51 <tr><td><code><font color=#808080>x*+</font></code></td><td>zero or more <code>x </code>, possessive </td></tr>

52 <tr><td><code><font color=#808080>x++</font></code></td><td>one or more <code>x< /code>, possessive </td></tr>

53 <tr><td><code><font color=#808080>x?+</font></code></td><td>zero or one <code>x< /code>, possessive </td></tr>

54 <tr><td><code><font color=#808080>x{n,m}+</font></code></td><td><code>n</code> o r ... or <code>m</code> <code>x</code>, possessive </td></tr>

55 <tr><td><code><font color=#808080>x{n,}+</font></code></td><td><code>n</code> or more <code>x</code>, possessive </td></tr>

56 <tr><td><code><font color=#808080>x{n}+</font></code></td><td>exactly <code>n</c ode> <code>x</code>, possessive </td></tr>

57 <tr><td></td></tr>

58 <tr><td colspan=2><b>Grouping:</b></td></tr>

59 <tr><td><code>(re)</code></td><td>numbered capturing group</td></tr>

60 <tr><td><code>(?P<name>re)</code></td><td>named & numbered capturing g roup</td></tr>

61 <tr><td><code><font color=#808080>(?<name>re)</font></code></td><td>named & numbered capturing group </td></tr>

62 <tr><td><code><font color=#808080>(?'name're)</font></code></td><td>named & numbered capturing group </td></tr>

63 <tr><td><code>(?:re)</code></td><td>non-capturing group</td></tr>

64 <tr><td><code>(?flags)</code></td><td>set flags within current group; non-captur ing</td></tr>

65 <tr><td><code>(?flags:re)</code></td><td>set flags during re; non-capturing</td> </tr>

66 <tr><td><code><font color=#808080>(?#text)</font></code></td><td>comment </td></ tr>

67 <tr><td><code><font color=#808080>(?\|x\|y\|z)</font></code></td><td>branch numberi ng reset </td></tr>

68 <tr><td><code><font color=#808080>(?>re)</font></code></td><td>possessive mat ch of <code>re</code> </td></tr>

69 <tr><td><code><font color=#808080>re@></font></code></td><td>possessive match of <code>re</code> <font size=-2>VIM</font></td></tr>

70 <tr><td><code><font color=#808080>%(re)</font></code></td><td>non-capturing grou p <font size=-2>VIM</font></td></tr>

71 <tr><td></td></tr>

72 <tr><td colspan=2><b>Flags:</b></td></tr>

73 <tr><td><code>i</code></td><td>case-insensitive (default false)</td></tr>

74 <tr><td><code>m</code></td><td>multi-line mode: <code>^</code> and <code>$</code > match begin/end line in addition to begin/end text (default false)</td></tr>

75 <tr><td><code>s</code></td><td>let <code>.</code> match <code>\n</code> (default false)</td></tr>

76 <tr><td><code>U</code></td><td>ungreedy: swap meaning of <code>x</code> and <co de>x?</code>, <code>x+</code> and <code>x+?</code>, etc (default false)</td></t r>

77 <tr><td colspan=2>Flag syntax is <code>xyz</code> (set) or <code>-xyz</code> (cl ear) or <code>xy-z</code> (set <code>xy</code>, clear <code>z</code>).</td></tr>

78 <tr><td></td></tr>

79 <tr><td colspan=2><b>Empty strings:</b></td></tr>

80 <tr><td><code>^</code></td><td>at beginning of text or line (<code>m</code>=true )</td></tr>

81 <tr><td><code>$</code></td><td>at end of text (like <code>\z</code> not <code>\Z </code>) or line (<code>m</code>=true)</td></tr>

82 <tr><td><code>\A</code></td><td>at beginning of text</td></tr>

83 <tr><td><code>\b</code></td><td>at word boundary (<code>\w</code> on one side an d <code>\W</code>, <code>\A</code>, or <code>\z</code> on the other)</td></tr>

84 <tr><td><code>\B</code></td><td>not a word boundary</td></tr>

85 <tr><td><code><font color=#808080>\G</font></code></td><td>at beginning of subte xt being searched <font size=-2>PCRE</font></td></tr>

86 <tr><td><code><font color=#808080>\G</font></code></td><td>at end of last match <font size=-2>PERL</font></td></tr>

87 <tr><td><code><font color=#808080>\Z</font></code></td><td>at end of text, or be fore newline at end of text </td></tr>

88 <tr><td><code>\z</code></td><td>at end of text</td></tr>

89 <tr><td><code><font color=#808080>(?=re)</font></code></td><td>before text match ing <code>re</code> </td></tr>

90 <tr><td><code><font color=#808080>(?!re)</font></code></td><td>before text not m atching <code>re</code> </td></tr>

91 <tr><td><code><font color=#808080>(?<=re)</font></code></td><td>after text ma tching <code>re</code> </td></tr>

92 <tr><td><code><font color=#808080>(?<!re)</font></code></td><td>after text no t matching <code>re</code> </td></tr>

93 <tr><td><code><font color=#808080>re&</font></code></td><td>before text matc hing <code>re</code> <font size=-2>VIM</font></td></tr>

94 <tr><td><code><font color=#808080>re@=</font></code></td><td>before text matchin g <code>re</code> <font size=-2>VIM</font></td></tr>

95 <tr><td><code><font color=#808080>re@!</font></code></td><td>before text not mat ching <code>re</code> <font size=-2>VIM</font></td></tr>

96 <tr><td><code><font color=#808080>re@<=</font></code></td><td>after text matc hing <code>re</code> <font size=-2>VIM</font></td></tr>

97 <tr><td><code><font color=#808080>re@<!</font></code></td><td>after text not matching <code>re</code> <font size=-2>VIM</font></td></tr>

98 <tr><td><code><font color=#808080>\zs</font></code></td><td>sets start of match (= \K) <font size=-2>VIM</font></td></tr>

99 <tr><td><code><font color=#808080>\ze</font></code></td><td>sets end of match < font size=-2>VIM</font></td></tr>

100 <tr><td><code><font color=#808080>\%^</font></code></td><td>beginning of file < font size=-2>VIM</font></td></tr>

101 <tr><td><code><font color=#808080>\%$</font></code></td><td>end of file <font s ize=-2>VIM</font></td></tr>

102 <tr><td><code><font color=#808080>\%V</font></code></td><td>on screen <font siz e=-2>VIM</font></td></tr>

103 <tr><td><code><font color=#808080>\%#</font></code></td><td>cursor position <fo nt size=-2>VIM</font></td></tr>

104 <tr><td><code><font color=#808080>\%'m</font></code></td><td>mark <code>m</code> position <font size=-2>VIM</font></td></tr>

105 <tr><td><code><font color=#808080>\%23l</font></code></td><td>in line 23 <font size=-2>VIM</font></td></tr>

106 <tr><td><code><font color=#808080>\%23c</font></code></td><td>in column 23 <fon t size=-2>VIM</font></td></tr>

107 <tr><td><code><font color=#808080>\%23v</font></code></td><td>in virtual column 23 <font size=-2>VIM</font></td></tr>

108 <tr><td></td></tr>

109 <tr><td colspan=2><b>Escape sequences:</b></td></tr>

110 <tr><td><code>\a</code></td><td>bell (≡ <code>\007</code>)</td></tr>

111 <tr><td><code>\f</code></td><td>form feed (≡ <code>\014</code>)</td></tr>

112 <tr><td><code>\t</code></td><td>horizontal tab (≡ <code>\011</code>)</td></tr>

113 <tr><td><code>\n</code></td><td>newline (≡ <code>\012</code>)</td></tr>

114 <tr><td><code>\r</code></td><td>carriage return (≡ <code>\015</code>)</td></tr>

115 <tr><td><code>\v</code></td><td>vertical tab character (≡ <code>\013</code>)</td ></tr>

116 <tr><td><code>\</code></td><td>literal <code></code>, for any punctuation char acter <code>*</code></td></tr>

117 <tr><td><code>\123</code></td><td>octal character code (up to three digits)</td> </tr>

118 <tr><td><code>\x7F</code></td><td>hex character code (exactly two digits)</td></ tr>

119 <tr><td><code>\x{10FFFF}</code></td><td>hex character code</td></tr>

120 <tr><td><code>\C</code></td><td>match a single byte even in UTF-8 mode</td></tr>

121 <tr><td><code>\Q...\E</code></td><td>literal text <code>...</code> even if <code >...</code> has punctuation</td></tr>

122 <tr><td></td></tr>

123 <tr><td><code><font color=#808080>\1</font></code></td><td>backreference </td></ tr>

124 <tr><td><code><font color=#808080>\b</font></code></td><td>backspace (use <code >\010</code>)</td></tr>

125 <tr><td><code><font color=#808080>\cK</font></code></td><td>control char ^K (us e <code>\001</code> etc)</td></tr>

126 <tr><td><code><font color=#808080>\e</font></code></td><td>escape (use <code>\0 33</code>)</td></tr>

127 <tr><td><code><font color=#808080>\g1</font></code></td><td>backreference </td>< /tr>

128 <tr><td><code><font color=#808080>\g{1}</font></code></td><td>backreference </td ></tr>

129 <tr><td><code><font color=#808080>\g{+1}</font></code></td><td>backreference </t d></tr>

130 <tr><td><code><font color=#808080>\g{-1}</font></code></td><td>backreference </t d></tr>

131 <tr><td><code><font color=#808080>\g{name}</font></code></td><td>named backrefer ence </td></tr>

132 <tr><td><code><font color=#808080>\g<name></font></code></td><td>subroutin e call </td></tr>

133 <tr><td><code><font color=#808080>\g'name'</font></code></td><td>subroutine call </td></tr>

134 <tr><td><code><font color=#808080>\k<name></font></code></td><td>named bac kreference </td></tr>

135 <tr><td><code><font color=#808080>\k'name'</font></code></td><td>named backrefer ence </td></tr>

136 <tr><td><code><font color=#808080>\lX</font></code></td><td>lowercase <code>X</c ode> </td></tr>

137 <tr><td><code><font color=#808080>\ux</font></code></td><td>uppercase <code>x</c ode> </td></tr>

138 <tr><td><code><font color=#808080>\L...\E</font></code></td><td>lowercase text < code>...</code> </td></tr>

139 <tr><td><code><font color=#808080>\K</font></code></td><td>reset beginning of <c ode>$0</code> </td></tr>

140 <tr><td><code><font color=#808080>\N{name}</font></code></td><td>named Unicode c haracter </td></tr>

141 <tr><td><code><font color=#808080>\R</font></code></td><td>line break </td></tr>

142 <tr><td><code><font color=#808080>\U...\E</font></code></td><td>upper case text <code>...</code> </td></tr>

143 <tr><td><code><font color=#808080>\X</font></code></td><td>extended Unicode sequ ence </td></tr>

144 <tr><td></td></tr>

145 <tr><td><code><font color=#808080>\%d123</font></code></td><td>decimal character 123 <font size=-2>VIM</font></td></tr>

146 <tr><td><code><font color=#808080>\%xFF</font></code></td><td>hex character FF <font size=-2>VIM</font></td></tr>

147 <tr><td><code><font color=#808080>\%o123</font></code></td><td>octal character 1 23 <font size=-2>VIM</font></td></tr>

148 <tr><td><code><font color=#808080>\%u1234</font></code></td><td>Unicode characte r 0x1234 <font size=-2>VIM</font></td></tr>

149 <tr><td><code><font color=#808080>\%U12345678</font></code></td><td>Unicode char acter 0x12345678 <font size=-2>VIM</font></td></tr>

150 <tr><td></td></tr>

151 <tr><td colspan=2><b>Character class elements:</b></td></tr>

152 <tr><td><code>x</code></td><td>single character</td></tr>

153 <tr><td><code>A-Z</code></td><td>character range (inclusive)</td></tr>

154 <tr><td><code>\d</code></td><td>Perl character class</td></tr>

155 <tr><td><code>[:foo:]</code></td><td>ASCII character class <code>foo</code></td> </tr>

156 <tr><td><code>\p{Foo}</code></td><td>Unicode character class <code>Foo</code></t d></tr>

157 <tr><td><code>\pF</code></td><td>Unicode character class <code>F</code> (one-let ter name)</td></tr>

158 <tr><td></td></tr>

159 <tr><td colspan=2><b>Named character classes as character class elements:</b></t d></tr>

160 <tr><td><code>[\d]</code></td><td>digits (≡ <code>\d</code>)</td></tr>

161 <tr><td><code>[^\d]</code></td><td>not digits (≡ <code>\D</code>)</td></tr>

162 <tr><td><code>[\D]</code></td><td>not digits (≡ <code>\D</code>)</td></tr>

163 <tr><td><code>[^\D]</code></td><td>not not digits (≡ <code>\d</code>)</td></tr>

164 <tr><td><code>[[:name:]]</code></td><td>named ASCII class inside character class (≡ <code>[:name:]</code>)</td></tr>

165 <tr><td><code>[^[:name:]]</code></td><td>named ASCII class inside negated charac ter class (≡ <code>[:^name:]</code>)</td></tr>

166 <tr><td><code>[\p{Name}]</code></td><td>named Unicode property inside character class (≡ <code>\p{Name}</code>)</td></tr>

167 <tr><td><code>[^\p{Name}]</code></td><td>named Unicode property inside negated c haracter class (≡ <code>\P{Name}</code>)</td></tr>

168 <tr><td></td></tr>

169 <tr><td colspan=2><b>Perl character classes:</b></td></tr>

170 <tr><td><code>\d</code></td><td>digits (≡ <code>[0-9]</code>)</td></tr>

171 <tr><td><code>\D</code></td><td>not digits (≡ <code>[^0-9]</code>)</td></tr>

172 <tr><td><code>\s</code></td><td>whitespace (≡ <code>[\t\n\f\r ]</code>)</td></tr >

173 <tr><td><code>\S</code></td><td>not whitespace (≡ <code>[^\t\n\f\r ]</code>)</td ></tr>

174 <tr><td><code>\w</code></td><td>word characters (≡ <code>[0-9A-Za-z_]</code>)</t d></tr>

175 <tr><td><code>\W</code></td><td>not word characters (≡ <code>[^0-9A-Za-z_]</code >)</td></tr>

176 <tr><td></td></tr>

177 <tr><td><code><font color=#808080>\h</font></code></td><td>horizontal space </td ></tr>

178 <tr><td><code><font color=#808080>\H</font></code></td><td>not horizontal space </td></tr>

179 <tr><td><code><font color=#808080>\v</font></code></td><td>vertical space </td>< /tr>

180 <tr><td><code><font color=#808080>\V</font></code></td><td>not vertical space </ td></tr>

181 <tr><td></td></tr>

182 <tr><td colspan=2><b>ASCII character classes:</b></td></tr>

183 <tr><td><code>[[:alnum:]]</code></td><td>alphanumeric (≡ <code>[0-9A-Za-z]</code >)</td></tr>

184 <tr><td><code>[[:alpha:]]</code></td><td>alphabetic (≡ <code>[A-Za-z]</code>)</t d></tr>

185 <tr><td><code>[[:ascii:]]</code></td><td>ASCII (≡ <code>[\x00-\x7F]</code>)</td> </tr>

186 <tr><td><code>[[:blank:]]</code></td><td>blank (≡ <code>[\t ]</code>)</td></tr>

187 <tr><td><code>[[:cntrl:]]</code></td><td>control (≡ <code>[\x00-\x1F\x7F]</code> )</td></tr>

188 <tr><td><code>[[:digit:]]</code></td><td>digits (≡ <code>[0-9]</code>)</td></tr>

189 <tr><td><code>[[:graph:]]</code></td><td>graphical (≡ <code>[!-~] == [A-Za-z0-9! "#$%&'()*+,\-./:;<=>?@[\\\]^_`{\|}~]</code>)</td></tr>

190 <tr><td><code>[[:lower:]]</code></td><td>lower case (≡ <code>[a-z]</code>)</td>< /tr>

191 <tr><td><code>[[:print:]]</code></td><td>printable (≡ <code>[ -~] == [ [:graph:] ]</code>)</td></tr>

192 <tr><td><code>[[:punct:]]</code></td><td>punctuation (≡ <code>[!-/:-@[-`{-~]</co de>)</td></tr>

193 <tr><td><code>[[:space:]]</code></td><td>whitespace (≡ <code>[\t\n\v\f\r ]</code >)</td></tr>

194 <tr><td><code>[[:upper:]]</code></td><td>upper case (≡ <code>[A-Z]</code>)</td>< /tr>

195 <tr><td><code>[[:word:]]</code></td><td>word characters (≡ <code>[0-9A-Za-z_]</c ode>)</td></tr>

196 <tr><td><code>[[:xdigit:]]</code></td><td>hex digit (≡ <code>[0-9A-Fa-f]</code>) </td></tr>

197 <tr><td></td></tr>

198 <tr><td colspan=2><b>Unicode character class names--general category:</b></td></ tr>

199 <tr><td><code>C</code></td><td>other</td></tr>

200 <tr><td><code>Cc</code></td><td>control</td></tr>

201 <tr><td><code>Cf</code></td><td>format</td></tr>

202 <tr><td><code><font color=#808080>Cn</font></code></td><td>unassigned code point s </td></tr>

203 <tr><td><code>Co</code></td><td>private use</td></tr>

204 <tr><td><code>Cs</code></td><td>surrogate</td></tr>

205 <tr><td><code>L</code></td><td>letter</td></tr>

206 <tr><td><code><font color=#808080>LC</font></code></td><td>cased letter </td></t r>

207 <tr><td><code><font color=#808080>L&</font></code></td><td>cased letter </td ></tr>

208 <tr><td><code>Ll</code></td><td>lowercase letter</td></tr>

209 <tr><td><code>Lm</code></td><td>modifier letter</td></tr>

210 <tr><td><code>Lo</code></td><td>other letter</td></tr>

211 <tr><td><code>Lt</code></td><td>titlecase letter</td></tr>

212 <tr><td><code>Lu</code></td><td>uppercase letter</td></tr>

213 <tr><td><code>M</code></td><td>mark</td></tr>

214 <tr><td><code>Mc</code></td><td>spacing mark</td></tr>

215 <tr><td><code>Me</code></td><td>enclosing mark</td></tr>

216 <tr><td><code>Mn</code></td><td>non-spacing mark</td></tr>

217 <tr><td><code>N</code></td><td>number</td></tr>

218 <tr><td><code>Nd</code></td><td>decimal number</td></tr>

219 <tr><td><code>Nl</code></td><td>letter number</td></tr>

220 <tr><td><code>No</code></td><td>other number</td></tr>

221 <tr><td><code>P</code></td><td>punctuation</td></tr>

222 <tr><td><code>Pc</code></td><td>connector punctuation</td></tr>

223 <tr><td><code>Pd</code></td><td>dash punctuation</td></tr>

224 <tr><td><code>Pe</code></td><td>close punctuation</td></tr>

225 <tr><td><code>Pf</code></td><td>final punctuation</td></tr>

226 <tr><td><code>Pi</code></td><td>initial punctuation</td></tr>

227 <tr><td><code>Po</code></td><td>other punctuation</td></tr>

228 <tr><td><code>Ps</code></td><td>open punctuation</td></tr>

229 <tr><td><code>S</code></td><td>symbol</td></tr>

230 <tr><td><code>Sc</code></td><td>currency symbol</td></tr>

231 <tr><td><code>Sk</code></td><td>modifier symbol</td></tr>

232 <tr><td><code>Sm</code></td><td>math symbol</td></tr>

233 <tr><td><code>So</code></td><td>other symbol</td></tr>

234 <tr><td><code>Z</code></td><td>separator</td></tr>

235 <tr><td><code>Zl</code></td><td>line separator</td></tr>

236 <tr><td><code>Zp</code></td><td>paragraph separator</td></tr>

237 <tr><td><code>Zs</code></td><td>space separator</td></tr>

238 <tr><td></td></tr>

239 <tr><td colspan=2><b>Unicode character class names--scripts:</b></td></tr>

240 <tr><td><code>Arabic</code></td><td>Arabic</td></tr>

241 <tr><td><code>Armenian</code></td><td>Armenian</td></tr>

242 <tr><td><code>Balinese</code></td><td>Balinese</td></tr>

243 <tr><td><code>Bamum</code></td><td>Bamum</td></tr>

244 <tr><td><code>Batak</code></td><td>Batak</td></tr>

245 <tr><td><code>Bengali</code></td><td>Bengali</td></tr>

246 <tr><td><code>Bopomofo</code></td><td>Bopomofo</td></tr>

247 <tr><td><code>Brahmi</code></td><td>Brahmi</td></tr>

248 <tr><td><code>Braille</code></td><td>Braille</td></tr>

249 <tr><td><code>Buginese</code></td><td>Buginese</td></tr>

250 <tr><td><code>Buhid</code></td><td>Buhid</td></tr>

251 <tr><td><code>Canadian_Aboriginal</code></td><td>Canadian Aboriginal</td></tr>

252 <tr><td><code>Carian</code></td><td>Carian</td></tr>

253 <tr><td><code>Chakma</code></td><td>Chakma</td></tr>

254 <tr><td><code>Cham</code></td><td>Cham</td></tr>

255 <tr><td><code>Cherokee</code></td><td>Cherokee</td></tr>

256 <tr><td><code>Common</code></td><td>characters not specific to one script</td></ tr>

257 <tr><td><code>Coptic</code></td><td>Coptic</td></tr>

258 <tr><td><code>Cuneiform</code></td><td>Cuneiform</td></tr>

259 <tr><td><code>Cypriot</code></td><td>Cypriot</td></tr>

260 <tr><td><code>Cyrillic</code></td><td>Cyrillic</td></tr>

261 <tr><td><code>Deseret</code></td><td>Deseret</td></tr>

262 <tr><td><code>Devanagari</code></td><td>Devanagari</td></tr>

263 <tr><td><code>Egyptian_Hieroglyphs</code></td><td>Egyptian Hieroglyphs</td></tr>

264 <tr><td><code>Ethiopic</code></td><td>Ethiopic</td></tr>

265 <tr><td><code>Georgian</code></td><td>Georgian</td></tr>

266 <tr><td><code>Glagolitic</code></td><td>Glagolitic</td></tr>

267 <tr><td><code>Gothic</code></td><td>Gothic</td></tr>

268 <tr><td><code>Greek</code></td><td>Greek</td></tr>

269 <tr><td><code>Gujarati</code></td><td>Gujarati</td></tr>

270 <tr><td><code>Gurmukhi</code></td><td>Gurmukhi</td></tr>

271 <tr><td><code>Han</code></td><td>Han</td></tr>

272 <tr><td><code>Hangul</code></td><td>Hangul</td></tr>

273 <tr><td><code>Hanunoo</code></td><td>Hanunoo</td></tr>

274 <tr><td><code>Hebrew</code></td><td>Hebrew</td></tr>

275 <tr><td><code>Hiragana</code></td><td>Hiragana</td></tr>

276 <tr><td><code>Imperial_Aramaic</code></td><td>Imperial Aramaic</td></tr>

277 <tr><td><code>Inherited</code></td><td>inherit script from previous character</t d></tr>

278 <tr><td><code>Inscriptional_Pahlavi</code></td><td>Inscriptional Pahlavi</td></t r>

279 <tr><td><code>Inscriptional_Parthian</code></td><td>Inscriptional Parthian</td>< /tr>

280 <tr><td><code>Javanese</code></td><td>Javanese</td></tr>

281 <tr><td><code>Kaithi</code></td><td>Kaithi</td></tr>

282 <tr><td><code>Kannada</code></td><td>Kannada</td></tr>

283 <tr><td><code>Katakana</code></td><td>Katakana</td></tr>

284 <tr><td><code>Kayah_Li</code></td><td>Kayah Li</td></tr>

285 <tr><td><code>Kharoshthi</code></td><td>Kharoshthi</td></tr>

286 <tr><td><code>Khmer</code></td><td>Khmer</td></tr>

287 <tr><td><code>Lao</code></td><td>Lao</td></tr>

288 <tr><td><code>Latin</code></td><td>Latin</td></tr>

289 <tr><td><code>Lepcha</code></td><td>Lepcha</td></tr>

290 <tr><td><code>Limbu</code></td><td>Limbu</td></tr>

291 <tr><td><code>Linear_B</code></td><td>Linear B</td></tr>

292 <tr><td><code>Lycian</code></td><td>Lycian</td></tr>

293 <tr><td><code>Lydian</code></td><td>Lydian</td></tr>

294 <tr><td><code>Malayalam</code></td><td>Malayalam</td></tr>

295 <tr><td><code>Mandaic</code></td><td>Mandaic</td></tr>

296 <tr><td><code>Meetei_Mayek</code></td><td>Meetei Mayek</td></tr>

297 <tr><td><code>Meroitic_Cursive</code></td><td>Meroitic Cursive</td></tr>

298 <tr><td><code>Meroitic_Hieroglyphs</code></td><td>Meroitic Hieroglyphs</td></tr>

299 <tr><td><code>Miao</code></td><td>Miao</td></tr>

300 <tr><td><code>Mongolian</code></td><td>Mongolian</td></tr>

301 <tr><td><code>Myanmar</code></td><td>Myanmar</td></tr>

302 <tr><td><code>New_Tai_Lue</code></td><td>New Tai Lue (aka Simplified Tai Lue)</t d></tr>

303 <tr><td><code>Nko</code></td><td>Nko</td></tr>

304 <tr><td><code>Ogham</code></td><td>Ogham</td></tr>

305 <tr><td><code>Ol_Chiki</code></td><td>Ol Chiki</td></tr>

306 <tr><td><code>Old_Italic</code></td><td>Old Italic</td></tr>

307 <tr><td><code>Old_Persian</code></td><td>Old Persian</td></tr>

308 <tr><td><code>Old_South_Arabian</code></td><td>Old South Arabian</td></tr>

309 <tr><td><code>Old_Turkic</code></td><td>Old Turkic</td></tr>

310 <tr><td><code>Oriya</code></td><td>Oriya</td></tr>

311 <tr><td><code>Osmanya</code></td><td>Osmanya</td></tr>

312 <tr><td><code>Phags_Pa</code></td><td>'Phags Pa</td></tr>

313 <tr><td><code>Phoenician</code></td><td>Phoenician</td></tr>

314 <tr><td><code>Rejang</code></td><td>Rejang</td></tr>

315 <tr><td><code>Runic</code></td><td>Runic</td></tr>

316 <tr><td><code>Saurashtra</code></td><td>Saurashtra</td></tr>

317 <tr><td><code>Sharada</code></td><td>Sharada</td></tr>

318 <tr><td><code>Shavian</code></td><td>Shavian</td></tr>

319 <tr><td><code>Sinhala</code></td><td>Sinhala</td></tr>

320 <tr><td><code>Sora_Sompeng</code></td><td>Sora Sompeng</td></tr>

321 <tr><td><code>Sundanese</code></td><td>Sundanese</td></tr>

322 <tr><td><code>Syloti_Nagri</code></td><td>Syloti Nagri</td></tr>

323 <tr><td><code>Syriac</code></td><td>Syriac</td></tr>

324 <tr><td><code>Tagalog</code></td><td>Tagalog</td></tr>

325 <tr><td><code>Tagbanwa</code></td><td>Tagbanwa</td></tr>

326 <tr><td><code>Tai_Le</code></td><td>Tai Le</td></tr>

327 <tr><td><code>Tai_Tham</code></td><td>Tai Tham</td></tr>

328 <tr><td><code>Tai_Viet</code></td><td>Tai Viet</td></tr>

329 <tr><td><code>Takri</code></td><td>Takri</td></tr>

330 <tr><td><code>Tamil</code></td><td>Tamil</td></tr>

331 <tr><td><code>Telugu</code></td><td>Telugu</td></tr>

332 <tr><td><code>Thaana</code></td><td>Thaana</td></tr>

333 <tr><td><code>Thai</code></td><td>Thai</td></tr>

334 <tr><td><code>Tibetan</code></td><td>Tibetan</td></tr>

335 <tr><td><code>Tifinagh</code></td><td>Tifinagh</td></tr>

336 <tr><td><code>Ugaritic</code></td><td>Ugaritic</td></tr>

337 <tr><td><code>Vai</code></td><td>Vai</td></tr>

338 <tr><td><code>Yi</code></td><td>Yi</td></tr>

339 <tr><td></td></tr>

340 <tr><td colspan=2><b>Vim character classes:</b></td></tr>

341 <tr><td><code><font color=#808080>\i</font></code></td><td>identifier character <font size=-2>VIM</font></td></tr>

342 <tr><td><code><font color=#808080>\I</font></code></td><td><code>\i</code> excep t digits <font size=-2>VIM</font></td></tr>

343 <tr><td><code><font color=#808080>\k</font></code></td><td>keyword character <f ont size=-2>VIM</font></td></tr>

344 <tr><td><code><font color=#808080>\K</font></code></td><td><code>\k</code> excep t digits <font size=-2>VIM</font></td></tr>

345 <tr><td><code><font color=#808080>\f</font></code></td><td>file name character <font size=-2>VIM</font></td></tr>

346 <tr><td><code><font color=#808080>\F</font></code></td><td><code>\f</code> excep t digits <font size=-2>VIM</font></td></tr>

347 <tr><td><code><font color=#808080>\p</font></code></td><td>printable character <font size=-2>VIM</font></td></tr>

348 <tr><td><code><font color=#808080>\P</font></code></td><td><code>\p</code> excep t digits <font size=-2>VIM</font></td></tr>

349 <tr><td><code><font color=#808080>\s</font></code></td><td>whitespace character (≡ <code>[ \t]</code>) <font size=-2>VIM</font></td></tr>

350 <tr><td><code><font color=#808080>\S</font></code></td><td>non-white space chara cter (≡ <code>[^ \t]</code>) <font size=-2>VIM</font></td></tr>

351 <tr><td><code>\d</code></td><td>digits (≡ <code>[0-9]</code>) <font size=-2>VIM< /font></td></tr>

352 <tr><td><code>\D</code></td><td>not <code>\d</code> <font size=-2>VIM</font></td ></tr>

353 <tr><td><code><font color=#808080>\x</font></code></td><td>hex digits (≡ <code>[ 0-9A-Fa-f]</code>) <font size=-2>VIM</font></td></tr>

354 <tr><td><code><font color=#808080>\X</font></code></td><td>not <code>\x</code> <font size=-2>VIM</font></td></tr>

355 <tr><td><code><font color=#808080>\o</font></code></td><td>octal digits (≡ <code >[0-7]</code>) <font size=-2>VIM</font></td></tr>

356 <tr><td><code><font color=#808080>\O</font></code></td><td>not <code>\o</code> <font size=-2>VIM</font></td></tr>

357 <tr><td><code>\w</code></td><td>word character <font size=-2>VIM</font></td></tr >

358 <tr><td><code>\W</code></td><td>not <code>\w</code> <font size=-2>VIM</font></td ></tr>

359 <tr><td><code><font color=#808080>\h</font></code></td><td>head of word characte r <font size=-2>VIM</font></td></tr>

360 <tr><td><code><font color=#808080>\H</font></code></td><td>not <code>\h</code> <font size=-2>VIM</font></td></tr>

361 <tr><td><code><font color=#808080>\a</font></code></td><td>alphabetic <font siz e=-2>VIM</font></td></tr>

362 <tr><td><code><font color=#808080>\A</font></code></td><td>not <code>\a</code> <font size=-2>VIM</font></td></tr>

363 <tr><td><code><font color=#808080>\l</font></code></td><td>lowercase <font size =-2>VIM</font></td></tr>

364 <tr><td><code><font color=#808080>\L</font></code></td><td>not lowercase <font size=-2>VIM</font></td></tr>

365 <tr><td><code><font color=#808080>\u</font></code></td><td>uppercase <font size =-2>VIM</font></td></tr>

366 <tr><td><code><font color=#808080>\U</font></code></td><td>not uppercase <font size=-2>VIM</font></td></tr>

367 <tr><td><code><font color=#808080>\_x</font></code></td><td><code>\x</code> plus newline, for any <code>x</code> <font size=-2>VIM</font></td></tr>

368 <tr><td></td></tr>

369 <tr><td colspan=2><b>Vim flags:</b></td></tr>

370 <tr><td><code><font color=#808080>\c</font></code></td><td>ignore case <font si ze=-2>VIM</font></td></tr>

371 <tr><td><code><font color=#808080>\C</font></code></td><td>match case <font siz e=-2>VIM</font></td></tr>

372 <tr><td><code><font color=#808080>\m</font></code></td><td>magic <font size=-2> VIM</font></td></tr>

373 <tr><td><code><font color=#808080>\M</font></code></td><td>nomagic <font size=- 2>VIM</font></td></tr>

374 <tr><td><code><font color=#808080>\v</font></code></td><td>verymagic <font size =-2>VIM</font></td></tr>

375 <tr><td><code><font color=#808080>\V</font></code></td><td>verynomagic <font si ze=-2>VIM</font></td></tr>

376 <tr><td><code><font color=#808080>\Z</font></code></td><td>ignore differences in Unicode combining characters <font size=-2>VIM</font></td></tr>

377 <tr><td></td></tr>

378 <tr><td colspan=2><b>Magic:</b></td></tr>

379 <tr><td><code><font color=#808080>(?{code})</font></code></td><td>arbitrary Perl code <font size=-2>PERL</font></td></tr>

380 <tr><td><code><font color=#808080>(??{code})</font></code></td><td>postponed arb itrary Perl code <font size=-2>PERL</font></td></tr>

381 <tr><td><code><font color=#808080>(?n)</font></code></td><td>recursive call to r egexp capturing group <code>n</code> </td></tr>

382 <tr><td><code><font color=#808080>(?+n)</font></code></td><td>recursive call to relative group <code>+n</code> </td></tr>

383 <tr><td><code><font color=#808080>(?-n)</font></code></td><td>recursive call to relative group <code>-n</code> </td></tr>

384 <tr><td><code><font color=#808080>(?C)</font></code></td><td>PCRE callout <font size=-2>PCRE</font></td></tr>

385 <tr><td><code><font color=#808080>(?R)</font></code></td><td>recursive call to e ntire regexp (≡ <code>(?0)</code>) </td></tr>

386 <tr><td><code><font color=#808080>(?&name)</font></code></td><td>recursive c all to named group </td></tr>

387 <tr><td><code><font color=#808080>(?P=name)</font></code></td><td>named backrefe rence </td></tr>

388 <tr><td><code><font color=#808080>(?P>name)</font></code></td><td>recursive c all to named group </td></tr>

389 <tr><td><code><font color=#808080>(?(cond)true\|false)</font></code></td><td>cond itional branch </td></tr>

390 <tr><td><code><font color=#808080>(?(cond)true)</font></code></td><td>conditiona l branch </td></tr>

391 <tr><td><code><font color=#808080>(*ACCEPT)</font></code></td><td>make regexps m ore like Prolog </td></tr>

392 <tr><td><code><font color=#808080>(*COMMIT)</font></code></td><td></td></tr>

393 <tr><td><code><font color=#808080>(*F)</font></code></td><td></td></tr>

394 <tr><td><code><font color=#808080>(*FAIL)</font></code></td><td></td></tr>

395 <tr><td><code><font color=#808080>(*MARK)</font></code></td><td></td></tr>

396 <tr><td><code><font color=#808080>(*PRUNE)</font></code></td><td></td></tr>

397 <tr><td><code><font color=#808080>(*SKIP)</font></code></td><td></td></tr>

398 <tr><td><code><font color=#808080>(*THEN)</font></code></td><td></td></tr>

399 <tr><td><code><font color=#808080>(*ANY)</font></code></td><td>set newline conve ntion </td></tr>

400 <tr><td><code><font color=#808080>(*ANYCRLF)</font></code></td><td></td></tr>

401 <tr><td><code><font color=#808080>(*CR)</font></code></td><td></td></tr>

402 <tr><td><code><font color=#808080>(*CRLF)</font></code></td><td></td></tr>

403 <tr><td><code><font color=#808080>(*LF)</font></code></td><td></td></tr>

404 <tr><td><code><font color=#808080>(*BSR_ANYCRLF)</font></code></td><td>set \R co nvention <font size=-2>PCRE</font></td></tr>

405 <tr><td><code><font color=#808080>(*BSR_UNICODE)</font></code></td><td> <font si ze=-2>PCRE</font></td></tr>

406 <tr><td></td></tr>

407 </table>

408 </body>

409 </html>

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