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<h1 id="hd_id3146765" dir="auto">
<a name="02100001"></a>List of Regular Expressions</h1>
<table border="1" class="" cellpadding="0" cellspacing="0">
<tr>
<th rowspan="" colspan="" class="tableheadcell" dir="auto">
<p id="par_id3149741" class="tableheadintable" dir="auto">Term</p>
</th>
<th rowspan="" colspan="" class="tableheadcell" dir="auto">
<p id="par_id3155577" class="tableheadintable" dir="auto">Representation/Use</p>
</th>
</tr>
<tr>
<td rowspan="" colspan="" dir="auto">
<p id="par_id6600543" class="tablecontentintable" dir="auto">Any character</p>
</td>
<td rowspan="" colspan="" dir="auto">
<p id="par_id9824518.00000001" class="tablecontentintable" dir="auto">The given character, unless it is a regular expression meta character. The list of meta characters follows in this table.</p>
</td>
</tr>
<tr>
<td rowspan="" colspan="" dir="auto">
<p id="par_id3152427" class="tablecontentintable" dir="auto">.</p>
</td>
<td rowspan="" colspan="" dir="auto">
<p id="par_id3149031" class="tablecontentintable" dir="auto">Any single character except a line break or a paragraph break. For example, the search term "sh.rt" matches both "shirt" and "short".</p>
</td>
</tr>
<tr>
<td rowspan="" colspan="" dir="auto">
<p id="par_id3154682" class="tablecontentintable" dir="auto">^</p>
</td>
<td rowspan="" colspan="" dir="auto">
<p id="par_id3155351" class="tablecontentintable" dir="auto">The beginning of a paragraph or cell. Special objects such as empty fields or character-anchored frames, at the beginning of a paragraph are ignored. Example: "^Peter" matches the word "Peter" only when it is the first word of a paragraph.
</p>
</td>
</tr>
<tr>
<td rowspan="" colspan="" dir="auto">
<p id="par_id3159194" class="tablecontentintable" dir="auto">$</p>
</td>
<td rowspan="" colspan="" dir="auto">
<p id="par_id3152542" class="tablecontentintable" dir="auto">The end of a paragraph or cell. Special objects such as empty fields or character-anchored frames at the end of a paragraph are ignored. Example: "Peter$" matches only when the word "Peter" is the last word of a paragraph, note "Peter" cannot be followed by a period.</p>
<p id="par_id3152543" class="tablecontentintable" dir="auto">$ on its own matches the end of a paragraph. This way it is possible to search and replace paragraph breaks.</p>
</td>
</tr>
<tr>
<td rowspan="" colspan="" dir="auto">
<p id="par_id3156414" class="tablecontentintable" dir="auto">*</p>
</td>
<td rowspan="" colspan="" dir="auto">
<p id="par_id3155555" class="tablecontentintable" dir="auto">Zero or more of the regular expression term immediately preceding it. For example, "Ab*c" matches "Ac", "Abc", "Abbc", "Abbbc", and so on.
</p>
</td>
</tr>
<tr>
<td rowspan="" colspan="" dir="auto">
<p id="par_id3147399" class="tablecontentintable" dir="auto">+</p>
</td>
<td rowspan="" colspan="" dir="auto">
<p id="par_id3157958" class="tablecontentintable" dir="auto">One or more of the regular expression term immediately preceding it. For example, "AX.+4" finds "AXx4", but not "AX4".</p>
<p id="par_id3145313" class="tablecontentintable" dir="auto">The longest possible string that matches this regular expression in a paragraph is always matched. If the paragraph contains the string "AX 4 AX4", the entire passage is highlighted.</p>
</td>
</tr>
<tr>
<td rowspan="" colspan="" dir="auto">
<p id="par_id3143267" class="tablecontentintable" dir="auto">?</p>
</td>
<td rowspan="" colspan="" dir="auto">
<p id="par_id3153684" class="tablecontentintable" dir="auto">Zero or one of the regular expression term immediately preceding it. For example, "Texts?" matches "Text" and "Texts" and "x(ab|c)?y" finds "xy", "xaby", or "xcy".</p>
</td>
</tr>
<tr>
<td rowspan="" colspan="" dir="auto">
<p id="par_id3166410" class="tablecontentintable" dir="auto">\</p>
</td>
<td rowspan="" colspan="" dir="auto">
<p id="par_id3147209" class="tablecontentintable" dir="auto">The special character that follows it is interpreted as a normal character and not as a regular expression meta character (except for the combinations "\n", "\t", "\b", "\>" and "\<"). For example, "tree\." matches "tree.", not "treed" or "trees".</p>
</td>
</tr>
<tr>
<td rowspan="" colspan="" dir="auto">
<p id="par_id3152945" class="tablecontentintable" dir="auto">\n</p>
</td>
<td rowspan="" colspan="" dir="auto">
<p id="par_id3153700" class="tablecontentintable" dir="auto">When entered in the <span class="widget">Find</span> text box, finds a line break that was inserted with the <span class="keycode">Shift+Enter</span> key combination in Writer, or the <span class="keycode">Ctrl+Enter</span> key combination in a Calc cell. </p>
<p id="par_id731559575258580" class="tablecontentintable" dir="auto">When entered in the <span class="widget">Replace</span> text box in Writer, inserts a paragraph break that can be inserted with the <span class="keycode">Enter</span> or <span class="keycode">Return</span> key. It has no special meaning in Calc, and is treated literally there.</p>
<p id="par_id631559575338134" class="tablecontentintable" dir="auto">To change line breaks into paragraph breaks in Writer, enter \n in both the <span class="widget">Find</span> and <span class="widget">Replace</span> boxes, and then perform a search and replace.</p>
</td>
</tr>
<tr>
<td rowspan="" colspan="" dir="auto">
<p id="par_id3153258" class="tablecontentintable" dir="auto">\t</p>
</td>
<td rowspan="" colspan="" dir="auto">
<p id="par_id3157809" class="tablecontentintable" dir="auto">A tab character. Can also be used in the <span class="widget">Replace</span> box.
</p>
</td>
</tr>
<tr>
<td rowspan="" colspan="" dir="auto">
<p id="par_id3150670" class="tablecontentintable" dir="auto">\b</p>
</td>
<td rowspan="" colspan="" dir="auto">
<p id="par_id3153666" class="tablecontentintable" dir="auto">A word boundary. For example, "\bbook" matches "bookmark" and "book" but not "checkbook" whereas "book\b" matches "checkbook" and "book" but not "bookmark".</p>
<p id="par_id851559575484466" class="tablecontentintable" dir="auto">Note, this form replaces the obsolete (although they still work for now) forms "\>" (match end of word) and "\<" (match start of word).</p>
</td>
</tr>
<tr>
<td rowspan="" colspan="" dir="auto">
<p id="par_id3149576" class="tablecontentintable" dir="auto">^$</p>
</td>
<td rowspan="" colspan="" dir="auto">
<p id="par_id3151245" class="tablecontentintable" dir="auto">Finds an empty paragraph.</p>
</td>
</tr>
<tr>
<td rowspan="" colspan="" dir="auto">
<p id="par_id3148550" class="tablecontentintable" dir="auto">^.</p>
</td>
<td rowspan="" colspan="" dir="auto">
<p id="par_id3159413" class="tablecontentintable" dir="auto">Finds the first character of a paragraph.</p>
</td>
</tr>
<tr>
<td rowspan="" colspan="" dir="auto">
<p id="par_id3147282" class="tablecontentintable" dir="auto">& or $0</p>
</td>
<td rowspan="" colspan="" dir="auto">
<p id="par_id3153961" class="tablecontentintable" dir="auto">Adds the string that was found by the search criteria in the <span class="widget">Find</span> box to the term in the <span class="widget">Replace</span> box when you make a replacement.</p>
<p id="par_id3149650" class="tablecontentintable" dir="auto">For example, if you enter "window" in the <span class="widget">Find</span> box and "&frame" in the <span class="widget">Replace</span> box, the word "window" is replaced with "windowframe".</p>
<p id="par_id3150543" class="tablecontentintable" dir="auto">You can also enter an "&" in the <span class="widget">Replace</span> box to modify the <span class="emph">Attributes</span> or the <span class="emph">Format</span> of the string found by the search criteria.</p>
</td>
</tr>
<tr>
<td rowspan="" colspan="" dir="auto">
<p id="par_id3145419" class="tablecontentintable" dir="auto">[...]</p>
</td>
<td rowspan="" colspan="" dir="auto">
<p id="par_id3154630" class="tablecontentintable" dir="auto">Any single occurrence of any one of the characters that are between the brackets. For example: "[abc123]" matches the characters ‘a’, ‘b’, ’c’, ‘1’, ‘2’ and ‘3’. "[a-e]" matches single occurrences of the characters a through e, inclusive (the range must be specified with the character having the smallest Unicode code number first). "[a-eh-x]" matches any single occurrence of the characters that are in the ranges ‘a’ through ‘e’ and ‘h’ through ‘x’.</p>
</td>
</tr>
<tr>
<td rowspan="" colspan="" dir="auto">
<p id="par_id3156293" class="tablecontentintable" dir="auto">[^...]</p>
</td>
<td rowspan="" colspan="" dir="auto">
<p id="par_id3149167" class="tablecontentintable" dir="auto">Any single occurrence of a character, including Tab, Space and Line Break characters, that is not in the list of characters specified inclusive ranges are permitted. For example "[^a-syz]" matches all characters not in the inclusive range ‘a’ through ‘s’ or the characters ‘y’ and ‘z’.</p>
</td>
</tr>
<tr>
<td rowspan="" colspan="" dir="auto">
<p id="par_id3156543" class="tablecontentintable" dir="auto">\uXXXX</p>
<p id="par_id3156544" class="tablecontentintable" dir="auto">\UXXXXXXXX</p>
</td>
<td rowspan="" colspan="" dir="auto">
<p id="par_id3153768" class="tablecontentintable" dir="auto">The character represented by the four-digit hexadecimal Unicode code (XXXX).</p>
<p id="par_id3153769" class="tablecontentintable" dir="auto">The character represented by the eight-digit hexadecimal Unicode code (XXXXXXXX).</p>
<div class="note">
<div class="noteicon" dir="auto"><img src="media/icon-themes/res/helpimg/note.svg" alt="note" style="width:40px;height:40px;"></div>
<div class="notetext"><p id="par_id3159252" dir="auto">For certain symbol fonts the symbol (glyph) that you see on screen may look related to a different Unicode code than what is actually used for it in the font. The Unicode codes can be viewed by choosing <span class="menuitem">Insert - Special Character</span>, or by using <a target="_top" href="en-US/text/shared/04/01010000.html#unicode_shortcut">Unicode conversion shortcut</a>.</p></div>
</div>
<br>
</td>
</tr>
<tr>
<td rowspan="" colspan="" dir="auto">
<p id="par_id821680694984368" class="tablecontentintable" dir="auto"> \N{UNICODE CHARACTER NAME}</p>
</td>
<td rowspan="" colspan="" dir="auto">
<p id="par_id271680694984369" class="tablecontentintable" dir="auto">Match the Unicode named character.</p>
<p id="par_id911680695810483" class="paragraphintable" dir="auto">Some remarkable Unicode named characters are <span class="literal">SPACE</span>, <span class="literal">NO-BREAK SPACE</span>, <span class="literal">SOFT HYPHEN</span>, <span class="literal">ACUTE ACCENT</span>, <span class="literal">CIRCUMFLEX ACCENT</span>, <span class="literal">GRAVE ACCENT</span>.</p>
<div class="note">
<div class="noteicon" dir="auto"><img src="media/icon-themes/res/helpimg/note.svg" alt="note" style="width:40px;height:40px;"></div>
<div class="notetext"><p id="par_id361680709269316" dir="auto">The Unicode character names can be searched and viewed by choosing <span class="menuitem">Insert - Special Character</span>.</p></div>
</div>
<br>
</td>
</tr>
<tr>
<td rowspan="" colspan="" dir="auto">
<p id="par_id3153951" class="tablecontentintable" dir="auto">|</p>
</td>
<td rowspan="" colspan="" dir="auto">
<p id="par_id3154985" class="tablecontentintable" dir="auto">The infix operator delimiting alternatives. Matches the term preceding the "|" or the term following the "|". For example, "this|that" matches occurrences of both "this" and "that".</p>
</td>
</tr>
<tr>
<td rowspan="" colspan="" dir="auto">
<p id="par_id3147376" class="tablecontentintable" dir="auto">{N}</p>
</td>
<td rowspan="" colspan="" dir="auto">
<p id="par_id3150103" class="tablecontentintable" dir="auto">The post-fix repetition operator that specifies an exact number of occurrences ("N") of the regular expression term immediately preceding it must be present for a match to occur. For example, "tre{2}" matches "tree".</p>
</td>
</tr>
<tr>
<td rowspan="" colspan="" dir="auto">
<p id="par_id3151289" class="tablecontentintable" dir="auto">{N,M}</p>
</td>
<td rowspan="" colspan="" dir="auto">
<p id="par_id3147317" class="tablecontentintable" dir="auto">The post-fix repetition operator that specifies a range (minimum of "N" to a maximum of "M") of occurrences of the regular expression term immediately preceding it that can be present for a match to occur. For example, "tre{1,2}" matches "tre" and "tree".</p>
</td>
</tr>
<tr>
<td rowspan="" colspan="" dir="auto">
<p id="par_id4870754" class="tablecontentintable" dir="auto">{N,}</p>
</td>
<td rowspan="" colspan="" dir="auto">
<p id="par_id843836" class="tablecontentintable" dir="auto">The post-fix repetition operator that specifies a range (minimum "N" to an unspecified maximum) of occurrences of the regular expression term immediately preceding it that can be present for a match to occur. (The maximum number of occurrences is limited only by the size of the document). For example, "tre{2,}" matches "tree", "treee", and "treeeee".</p>
</td>
</tr>
<tr>
<td rowspan="" colspan="" dir="auto">
<p id="par_id3148616" class="tablecontentintable" dir="auto">(...)</p>
</td>
<td rowspan="" colspan="" dir="auto">
<p id="par_id91559576682961" class="paragraphintable" dir="auto">The grouping construct that serves three purposes.</p>
<ol itemprop="HowTo" itemscope="true" itemtype="http://schema.org/HowToSection" dir="auto">
<li itemprop="itemListElement" itemscope="true" itemtype="http://schema.org/HowToStep" dir="auto">
<p id="par_id871559576709007" class="listitemintable" dir="auto">To enclose a set of ‘|’ alternatives. For example, the regular expression "b(oo|ac)k" matches both "book" and "back".</p>
</li>
<li itemprop="itemListElement" itemscope="true" itemtype="http://schema.org/HowToStep" dir="auto">
<p id="par_id891559576747109" class="listitemintable" dir="auto">To group terms in a complex expression to be operated on by the post-fix operators: "*", "+" and "?" along with the post-fix repetition operators. For example, the regular expression "a(bc)?d" matches both "ad" and "abcd" in a search.; the regular expression "M(iss){2}ippi" matches "Mississippi".</p>
</li>
<li itemprop="itemListElement" itemscope="true" itemtype="http://schema.org/HowToStep" dir="auto">
<p id="par_id801559576780692" class="listitemintable" dir="auto">To record the matched sub string inside the parentheses as a reference for later use in the <span class="widget">Find</span> box using the "\n" construct or in the <span class="widget">Replace</span> box using the "$n" construct. The reference to the first match is represented by "\1" in the <span class="widget">Find</span> box and by "$1" in the <span class="widget">Replace</span> box. The reference to the second matched sub string by "\2" and "$2" respectively, and so on.</p>
</li>
</ol>
<p id="par_id951559576846997" class="paragraphintable" dir="auto">For example, the regular expression "(890)7\1\1" matches "8907890890".</p>
<p id="par_id561559576865734" class="paragraphintable" dir="auto">With the regular expression "\b(fruit|truth)\b" in the Find box and the regular expression "$1ful" in the Replace box occurrences of the words "fruit" and "truth" can be replaced with the words "fruitful" and "truthful" respectively without affecting the words "fruitfully" and "truthfully"</p>
</td>
</tr>
<tr>
<td rowspan="" colspan="" dir="auto">
<p id="par_id3154790" class="tablecontentintable" dir="auto">[:alpha:]</p>
</td>
<td rowspan="" colspan="" dir="auto">
<p id="par_id3147397" class="tablecontentintable" dir="auto">Represents an alphabetic character. Use <span class="emph">[:alpha:]</span> to find one of them.</p>
</td>
</tr>
<tr>
<td rowspan="" colspan="" dir="auto">
<p id="par_id3152885" class="tablecontentintable" dir="auto">[:digit:]</p>
</td>
<td rowspan="" colspan="" dir="auto">
<p id="par_id3150010" class="tablecontentintable" dir="auto">Represents a decimal digit. Use <span class="emph">[:digit:]</span> to find one of them.</p>
</td>
</tr>
<tr>
<td rowspan="" colspan="" dir="auto">
<p id="par_id3153743" class="tablecontentintable" dir="auto">[:alnum:]</p>
</td>
<td rowspan="" colspan="" dir="auto">
<p id="par_id3153281" class="tablecontentintable" dir="auto">Represents an alphanumeric character ([:alpha:] and [:digit:]).</p>
</td>
</tr>
<tr>
<td rowspan="" colspan="" dir="auto">
<p id="par_id3153726" class="tablecontentintable" dir="auto">[:space:]</p>
</td>
<td rowspan="" colspan="" dir="auto">
<p id="par_id3150961" class="tablecontentintable" dir="auto">Represents a space character (but not other whitespace characters).</p>
</td>
</tr>
<tr>
<td rowspan="" colspan="" dir="auto">
<p id="par_id3150486" class="tablecontentintable" dir="auto">[:print:]</p>
</td>
<td rowspan="" colspan="" dir="auto">
<p id="par_id3150872" class="tablecontentintable" dir="auto">Represents a printable character.</p>
</td>
</tr>
<tr>
<td rowspan="" colspan="" dir="auto">
<p id="par_id3155854" class="tablecontentintable" dir="auto">[:cntrl:]</p>
</td>
<td rowspan="" colspan="" dir="auto">
<p id="par_id3152576" class="tablecontentintable" dir="auto">Represents a nonprinting character.</p>
</td>
</tr>
<tr>
<td rowspan="" colspan="" dir="auto">
<p id="par_id3149958" class="tablecontentintable" dir="auto">[:lower:]</p>
</td>
<td rowspan="" colspan="" dir="auto">
<p id="par_id3145730" class="tablecontentintable" dir="auto">Represents a lowercase character if <span class="emph">Match case</span> is selected in <span class="emph">Options</span>.</p>
</td>
</tr>
<tr>
<td rowspan="" colspan="" dir="auto">
<p id="par_id3148455" class="tablecontentintable" dir="auto">[:upper:]</p>
</td>
<td rowspan="" colspan="" dir="auto">
<p id="par_id3150092" class="tablecontentintable" dir="auto">Represents an uppercase character if <span class="emph">Match case</span> is selected in <span class="emph">Options</span>.</p>
</td>
</tr>
</table>
<br>
<div class="note">
<div class="noteicon" dir="auto"><img src="media/icon-themes/res/helpimg/note.svg" alt="note" style="width:40px;height:40px;"></div>
<div class="notetext"><p id="par_id5311440" dir="auto">For a full list of supported metacharacters and syntax, see <a target="_blank" href="https://unicode-org.github.io/icu/userguide/strings/regexp.html#regular-expression-metacharacters">ICU Regular Expressions documentation</a></p></div>
</div>
<br>
<p id="par_id261559577375317" class="paragraph" dir="auto">Regular expression terms can be combined to form complex and sophisticated regular expressions for searches as show in the following examples.</p>
<h2 id="hd_id5311441" dir="auto">Examples</h2>
<table border="1" class="" cellpadding="0" cellspacing="0">
<tr>
<th rowspan="" colspan="" class="tableheadcell" dir="auto">
<p id="par_id901559577400292" class="tableheadintable" dir="auto">Expression</p>
</th>
<th rowspan="" colspan="" class="tableheadcell" dir="auto">
<p id="par_id381559577400292" class="tableheadintable" dir="auto">Meaning</p>
</th>
</tr>
<tr>
<td rowspan="" colspan="" dir="auto">
<p id="par_id641559577400292" class="tablecontentintable" dir="auto">^$</p>
</td>
<td rowspan="" colspan="" dir="auto">
<p id="par_id621559577542068" class="tablecontentintable" dir="auto">An empty paragraph.</p>
<p id="par_id311559577563701" class="tablecontentintable" dir="auto"><a name="startpar"></a>^ specifies that the match must be at the start of a paragraph,</p>
<p id="par_id391559577592658" class="tablecontentintable" dir="auto"><a name="endpar"></a>$ specifies that a paragraph mark or the end of a cell must follow the matched string.</p>
</td>
</tr>
<tr>
<td rowspan="" colspan="" dir="auto">
<p id="par_id251559577837101" class="tablecontentintable" dir="auto">^.</p>
</td>
<td rowspan="" colspan="" dir="auto">
<p id="par_id771559577837101" class="tablecontentintable" dir="auto">The first character of a paragraph.</p>
<p id="par_id871559577915900" class="tablecontentintable" dir="auto">^ specifies that the match must be at the start of a paragraph, </p>
<p id="par_id171559577924884" class="tablecontentintable" dir="auto">. specifies any single character.</p>
</td>
</tr>
<tr>
<td rowspan="" colspan="" dir="auto">
<p id="par_id721559577961403" class="tablecontentintable" dir="auto">e([:digit:])?</p>
</td>
<td rowspan="" colspan="" dir="auto">
<p id="par_id471559577961403" class="tablecontentintable" dir="auto">Matches "e" by itself or an "e" followed by one digit.</p>
<p id="par_id421559578050163" class="tablecontentintable" dir="auto">e specifies the character "e",</p>
<p id="par_id591559578054502" class="tablecontentintable" dir="auto"><a name="digit"></a>[:digit:] specifies any decimal digit,</p>
<p id="par_id341559578058972" class="tablecontentintable" dir="auto">? specifies zero or one occurrences of [:digit:].</p>
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<p id="par_id191559578087559" class="tablecontentintable" dir="auto">^([:digit:])$</p>
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<p id="par_id551559578087559" class="tablecontentintable" dir="auto">Matches a paragraph or cells containing exactly one digit.</p>
<p id="par_id721559578137006" class="tablecontentintable" dir="auto">^ specifies that the match must be at the start of a paragraph,</p>
<p id="par_id941559578151564" class="tablecontentintable" dir="auto">[:digit:] specifies any decimal digit,</p>
<p id="par_id791559578157006" class="tablecontentintable" dir="auto">$ specifies that a paragraph mark or the end of a cell must follow the matched string.</p>
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<p id="par_id651559578184372" class="tablecontentintable" dir="auto">^[:digit:]{3}$</p>
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<p id="par_id771559578184372" class="tablecontentintable" dir="auto">Matches a paragraph or cell containing only three digit numbers</p>
<p id="par_id631559578489930" class="tablecontentintable" dir="auto">^ specifies that the match must be at the start of a paragraph,</p>
<p id="par_id551559578496775" class="tablecontentintable" dir="auto">[:digit:] specifies any decimal digit,</p>
<p id="par_id401559578501329" class="tablecontentintable" dir="auto">{3} specifies that [:digit:] must occur three times,</p>
<p id="par_id251559578508215" class="tablecontentintable" dir="auto">$ specifies that a paragraph mark or the end of a cell must follow the matched string.</p>
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<p id="par_id131559578728924" class="tablecontentintable" dir="auto">\bconst(itu|ruc)tion\b</p>
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<td rowspan="" colspan="" dir="auto">
<p id="par_id891559578728925" class="tablecontentintable" dir="auto">Matches the words "constitution" and "construction" but not the word "constitutional."</p>
<p id="par_id381559578787403" class="tablecontentintable" dir="auto">\b specifies that the match must begin at a word boundary,</p>
<p id="par_id721559578792194" class="tablecontentintable" dir="auto">const specifies the characters "const",</p>
<p id="par_id941559578797721" class="tablecontentintable" dir="auto">( starts the group,</p>
<p id="par_id641559578802269" class="tablecontentintable" dir="auto">itu specifies the characters "itu",</p>
<p id="par_id271559578807054" class="tablecontentintable" dir="auto">| specifies the alternative,</p>
<p id="par_id801559578813944" class="tablecontentintable" dir="auto">ruc specifies the characters "ruc",</p>
<p id="par_id421559578820595" class="tablecontentintable" dir="auto">) ends the group,</p>
<p id="par_id621559578825464" class="tablecontentintable" dir="auto">tion specifies the characters "tion",</p>
<p id="par_id91559578832058" class="tablecontentintable" dir="auto">\b specifies that the match must end at a word boundary.</p>
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</tr>
</table>
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<p id="par_id421680698947038" class="paragraph" dir="auto"><a target="_blank" href="https://unicode-org.github.io/icu/userguide/strings/regexp.html#regular-expression-metacharacters">ICU Regular Expressions documentation</a></p>
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<a target="_top" href="en-US/text/shared/01/02100000.html">Find & Replace</a>
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<span hidden="true" id="WRITERtextshared0102100001xml_1" class="WRITER"><div class="embedded"><p class="embedded" dir="auto"><a target="_top" href="en-US/text/swriter/guide/search_regexp.html">Using Regular Expressions in Text Searches</a></p></div>
<div class="embedded"><p class="embedded" dir="auto"><a target="_top" href="en-US/text/swriter/guide/finding.html">Finding and Replacing in Writer</a>
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<p id="par_id1751457" class="paragraph" dir="auto"><a target="_blank" href="https://wiki.documentfoundation.org/Documentation/How_Tos/Regular_Expressions_in_Writer">Wiki page about regular expressions in Writer</a></p>
<p id="par_id5483870" class="paragraph" dir="auto"><a target="_blank" href="https://wiki.documentfoundation.org/Documentation/How_Tos/Regular_Expressions_in_Calc">Wiki page about regular expressions in Calc</a></p>
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