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<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd"> <html xmlns="http://www.w3.org/1999/xhtml"> <head> <meta http-equiv="Content-Type" content="text/xhtml;charset=UTF-8"/> <meta http-equiv="X-UA-Compatible" content="IE=9"/> <meta name="generator" content="Doxygen 1.8.14"/> <meta name="viewport" content="width=device-width, initial-scale=1"/> <title>ICU 78.3: icu::number::Notation Class Reference</title> <link href="tabs.css" rel="stylesheet" type="text/css"/> <script type="text/javascript" src="jquery.js"></script> <script type="text/javascript" src="dynsections.js"></script> <link href="search/search.css" rel="stylesheet" type="text/css"/> <script type="text/javascript" src="search/searchdata.js"></script> <script type="text/javascript" src="search/search.js"></script> <link href="doxygen.css" rel="stylesheet" type="text/css" /> </head> <body> <div id="top"><!-- do not remove this div, it is closed by doxygen! --> <div id="titlearea"> <table cellspacing="0" cellpadding="0"> <tbody> <tr style="height: 56px;"> <td id="projectalign" style="padding-left: 0.5em;"> <div id="projectname">ICU 78.3  <span id="projectnumber">78.3</span> </div> </td> </tr> </tbody> </table> </div> <!-- end header part --> <!-- Generated by Doxygen 1.8.14 --> <script type="text/javascript"> /* @license magnet:?xt=urn:btih:cf05388f2679ee054f2beb29a391d25f4e673ac3&dn=gpl-2.0.txt GPL-v2 / var searchBox = new SearchBox("searchBox", "search",false,'Search'); / @license-end / </script> <script type="text/javascript" src="menudata.js"></script> <script type="text/javascript" src="menu.js"></script> <script type="text/javascript"> / @license magnet:?xt=urn:btih:cf05388f2679ee054f2beb29a391d25f4e673ac3&dn=gpl-2.0.txt GPL-v2 / $(function() { initMenu('',true,false,'search.php','Search'); $(document).ready(function() { init_search(); }); }); / @license-end */</script> <div id="main-nav"></div> <!-- window showing the filter options --> <div id="MSearchSelectWindow" onmouseover="return searchBox.OnSearchSelectShow()" onmouseout="return searchBox.OnSearchSelectHide()" onkeydown="return searchBox.OnSearchSelectKey(event)"> </div> <!-- iframe showing the search results (closed by default) --> <div id="MSearchResultsWindow"> <iframe src="javascript:void(0)" frameborder="0" name="MSearchResults" id="MSearchResults"> </iframe> </div> <div id="nav-path" class="navpath"> <ul> <li class="navelem"><a class="el" href="namespaceicu.html">icu</a></li><li class="navelem"><b>number</b></li><li class="navelem"><a class="el" href="classicu_1_1number_1_1Notation.html">Notation</a></li> </ul> </div> </div><!-- top --> <div class="header"> <div class="summary"> <a href="#nested-classes">Data Structures</a> \| <a href="#pub-static-methods">Static Public Member Functions</a> \| <a href="#friends">Friends</a> </div> <div class="headertitle"> <div class="title">icu::number::Notation Class Reference</div> </div> </div><!--header--> <div class="contents"> <p>A class that defines the notation style to be used when formatting numbers in <a class="el" href="classicu_1_1number_1_1NumberFormatter.html" title="See the main description in numberformatter.h for documentation and examples. ">NumberFormatter</a>. <a href="classicu_1_1number_1_1Notation.html#details">More...</a></p> <p><code>#include <<a class="el" href="numberformatter_8h_source.html">numberformatter.h</a>></code></p> <div class="dynheader"> Inheritance diagram for icu::number::Notation:</div> <div class="dyncontent"> <div class="center"> <img src="classicu_1_1number_1_1Notation.png" usemap="#icu::number::Notation_map" alt=""/> <map id="icu::number::Notation_map" name="icu::number::Notation_map"> <area href="classicu_1_1UMemory.html" title="UMemory is the common ICU base class. " alt="icu::UMemory" shape="rect" coords="0,0,181,24"/> <area href="classicu_1_1number_1_1ScientificNotation.html" title="A class that defines the scientific notation style to be used when formatting numbers in NumberFormat..." alt="icu::number::ScientificNotation" shape="rect" coords="0,112,181,136"/> </map> </div></div> <table class="memberdecls"> <tr class="heading"><td colspan="2"><h2 class="groupheader"><a name="pub-static-methods"></a> Static Public Member Functions</h2></td></tr> <tr class="memitem:af4c280c77ea7fb0cde271def38ac4781"><td class="memItemLeft" align="right" valign="top">static <a class="el" href="classicu_1_1number_1_1ScientificNotation.html">ScientificNotation</a> </td><td class="memItemRight" valign="bottom"><a class="el" href="classicu_1_1number_1_1Notation.html#af4c280c77ea7fb0cde271def38ac4781">scientific</a> ()</td></tr> <tr class="memdesc:af4c280c77ea7fb0cde271def38ac4781"><td class="mdescLeft"> </td><td class="mdescRight">Print the number using scientific notation (also known as scientific form, standard index form, or standard form in the UK). <a href="#af4c280c77ea7fb0cde271def38ac4781">More...</a><br /></td></tr> <tr class="separator:af4c280c77ea7fb0cde271def38ac4781"><td class="memSeparator" colspan="2"> </td></tr> <tr class="memitem:a28aa14d3532ca5293be80cc60e8897d4"><td class="memItemLeft" align="right" valign="top">static <a class="el" href="classicu_1_1number_1_1ScientificNotation.html">ScientificNotation</a> </td><td class="memItemRight" valign="bottom"><a class="el" href="classicu_1_1number_1_1Notation.html#a28aa14d3532ca5293be80cc60e8897d4">engineering</a> ()</td></tr> <tr class="memdesc:a28aa14d3532ca5293be80cc60e8897d4"><td class="mdescLeft"> </td><td class="mdescRight">Print the number using engineering notation, a variant of scientific notation in which the exponent must be divisible by 3. <a href="#a28aa14d3532ca5293be80cc60e8897d4">More...</a><br /></td></tr> <tr class="separator:a28aa14d3532ca5293be80cc60e8897d4"><td class="memSeparator" colspan="2"> </td></tr> <tr class="memitem:a28581e9aa7310a440217cc19e7a66235"><td class="memItemLeft" align="right" valign="top">static <a class="el" href="numberformatter_8h.html#a226f890990b617c4963ba46ee104e143">CompactNotation</a> </td><td class="memItemRight" valign="bottom"><a class="el" href="classicu_1_1number_1_1Notation.html#a28581e9aa7310a440217cc19e7a66235">compactShort</a> ()</td></tr> <tr class="memdesc:a28581e9aa7310a440217cc19e7a66235"><td class="mdescLeft"> </td><td class="mdescRight">Print the number using short-form compact notation. <a href="#a28581e9aa7310a440217cc19e7a66235">More...</a><br /></td></tr> <tr class="separator:a28581e9aa7310a440217cc19e7a66235"><td class="memSeparator" colspan="2"> </td></tr> <tr class="memitem:a4ee8b10544f57664c71cecba50017cc5"><td class="memItemLeft" align="right" valign="top">static <a class="el" href="numberformatter_8h.html#a226f890990b617c4963ba46ee104e143">CompactNotation</a> </td><td class="memItemRight" valign="bottom"><a class="el" href="classicu_1_1number_1_1Notation.html#a4ee8b10544f57664c71cecba50017cc5">compactLong</a> ()</td></tr> <tr class="memdesc:a4ee8b10544f57664c71cecba50017cc5"><td class="mdescLeft"> </td><td class="mdescRight">Print the number using long-form compact notation. <a href="#a4ee8b10544f57664c71cecba50017cc5">More...</a><br /></td></tr> <tr class="separator:a4ee8b10544f57664c71cecba50017cc5"><td class="memSeparator" colspan="2"> </td></tr> <tr class="memitem:a814b22bf5c419a7addb08b5bf8ee436f"><td class="memItemLeft" align="right" valign="top">static <a class="el" href="numberformatter_8h.html#afe9cef208ced7efb3a9ea3bbc614bf01">SimpleNotation</a> </td><td class="memItemRight" valign="bottom"><a class="el" href="classicu_1_1number_1_1Notation.html#a814b22bf5c419a7addb08b5bf8ee436f">simple</a> ()</td></tr> <tr class="memdesc:a814b22bf5c419a7addb08b5bf8ee436f"><td class="mdescLeft"> </td><td class="mdescRight">Print the number using simple notation without any scaling by powers of ten. <a href="#a814b22bf5c419a7addb08b5bf8ee436f">More...</a><br /></td></tr> <tr class="separator:a814b22bf5c419a7addb08b5bf8ee436f"><td class="memSeparator" colspan="2"> </td></tr> </table><table class="memberdecls"> <tr class="heading"><td colspan="2"><h2 class="groupheader"><a name="friends"></a> Friends</h2></td></tr> <tr class="memitem:a3c3fba7f13eb3f9d00744345a2a7bec0"><td class="memItemLeft" align="right" valign="top"><a id="a3c3fba7f13eb3f9d00744345a2a7bec0"></a> struct </td><td class="memItemRight" valign="bottom"><b>impl::MacroProps</b></td></tr> <tr class="separator:a3c3fba7f13eb3f9d00744345a2a7bec0"><td class="memSeparator" colspan="2"> </td></tr> <tr class="memitem:a6f13ce46c69118024cddfee834673561"><td class="memItemLeft" align="right" valign="top"><a id="a6f13ce46c69118024cddfee834673561"></a> class </td><td class="memItemRight" valign="bottom"><b>ScientificNotation</b></td></tr> <tr class="separator:a6f13ce46c69118024cddfee834673561"><td class="memSeparator" colspan="2"> </td></tr> <tr class="memitem:a197d342e11590198badd98ceeba4c856"><td class="memItemLeft" align="right" valign="top"><a id="a197d342e11590198badd98ceeba4c856"></a> class </td><td class="memItemRight" valign="bottom"><b>impl::NumberFormatterImpl</b></td></tr> <tr class="separator:a197d342e11590198badd98ceeba4c856"><td class="memSeparator" colspan="2"> </td></tr> <tr class="memitem:acd22dc7d6d55749c739eac175283ea6b"><td class="memItemLeft" align="right" valign="top"><a id="acd22dc7d6d55749c739eac175283ea6b"></a> class </td><td class="memItemRight" valign="bottom"><b>impl::ScientificModifier</b></td></tr> <tr class="separator:acd22dc7d6d55749c739eac175283ea6b"><td class="memSeparator" colspan="2"> </td></tr> <tr class="memitem:a1463c842d1e7319136bee9847cb13de4"><td class="memItemLeft" align="right" valign="top"><a id="a1463c842d1e7319136bee9847cb13de4"></a> class </td><td class="memItemRight" valign="bottom"><b>impl::ScientificHandler</b></td></tr> <tr class="separator:a1463c842d1e7319136bee9847cb13de4"><td class="memSeparator" colspan="2"> </td></tr> <tr class="memitem:a98655b5af0015201e1562cb04f7b439b"><td class="memItemLeft" align="right" valign="top"><a id="a98655b5af0015201e1562cb04f7b439b"></a> class </td><td class="memItemRight" valign="bottom"><b>impl::GeneratorHelpers</b></td></tr> <tr class="separator:a98655b5af0015201e1562cb04f7b439b"><td class="memSeparator" colspan="2"> </td></tr> </table> <a name="details" id="details"></a><h2 class="groupheader">Detailed Description</h2> <div class="textblock"><p>A class that defines the notation style to be used when formatting numbers in <a class="el" href="classicu_1_1number_1_1NumberFormatter.html" title="See the main description in numberformatter.h for documentation and examples. ">NumberFormatter</a>. </p> <dl class="stable"><dt><b><a class="el" href="stable.html#_stable004971">Stable:</a></b></dt><dd>ICU 60 </dd></dl> <p class="definition">Definition at line <a class="el" href="numberformatter_8h_source.html#l00203">203</a> of file <a class="el" href="numberformatter_8h_source.html">numberformatter.h</a>.</p> </div><h2 class="groupheader">Member Function Documentation</h2> <a id="a4ee8b10544f57664c71cecba50017cc5"></a> <h2 class="memtitle"><span class="permalink"><a href="#a4ee8b10544f57664c71cecba50017cc5">◆ </a></span>compactLong()</h2> <div class="memitem"> <div class="memproto"> <table class="mlabels"> <tr> <td class="mlabels-left"> <table class="memname"> <tr> <td class="memname">static <a class="el" href="numberformatter_8h.html#a226f890990b617c4963ba46ee104e143">CompactNotation</a> icu::number::Notation::compactLong </td> <td>(</td> <td class="paramname"></td><td>)</td> <td></td> </tr> </table> </td> <td class="mlabels-right"> <span class="mlabels"><span class="mlabel">static</span></span> </td> </tr> </table> </div><div class="memdoc"> <p>Print the number using long-form compact notation. </p> <p>For more information on compact notation, see <a class="el" href="classicu_1_1number_1_1Notation.html#a28581e9aa7310a440217cc19e7a66235">compactShort</a>.</p> <p>In long form, the powers of ten are spelled out fully. Example outputs in <em>en-US</em> when printing 8.765E7 through 8.765E0:</p> <pre> 88 million 8.8 million 876 thousand 88 thousand 8.8 thousand 876 88 8.8 </pre><dl class="section return"><dt>Returns</dt><dd>A CompactNotation for passing to the <a class="el" href="classicu_1_1number_1_1NumberFormatter.html" title="See the main description in numberformatter.h for documentation and examples. ">NumberFormatter</a> notation() setter. </dd></dl> <dl class="stable"><dt><b><a class="el" href="stable.html#_stable004986">Stable:</a></b></dt><dd>ICU 60 </dd></dl> </div> </div> <a id="a28581e9aa7310a440217cc19e7a66235"></a> <h2 class="memtitle"><span class="permalink"><a href="#a28581e9aa7310a440217cc19e7a66235">◆ </a></span>compactShort()</h2> <div class="memitem"> <div class="memproto"> <table class="mlabels"> <tr> <td class="mlabels-left"> <table class="memname"> <tr> <td class="memname">static <a class="el" href="numberformatter_8h.html#a226f890990b617c4963ba46ee104e143">CompactNotation</a> icu::number::Notation::compactShort </td> <td>(</td> <td class="paramname"></td><td>)</td> <td></td> </tr> </table> </td> <td class="mlabels-right"> <span class="mlabels"><span class="mlabel">static</span></span> </td> </tr> </table> </div><div class="memdoc"> <p>Print the number using short-form compact notation. </p> <p><em>Compact notation</em>, defined in Unicode Technical Standard #35 Part 3 Section 2.4.1, prints numbers with localized prefixes or suffixes corresponding to different powers of ten. Compact notation is similar to engineering notation in how it scales numbers.</p> <p>Compact notation is ideal for displaying large numbers (over ~1000) to humans while at the same time minimizing screen real estate.</p> <p>In short form, the powers of ten are abbreviated. In <em>en-US</em>, the abbreviations are "K" for thousands, "M" for millions, "B" for billions, and "T" for trillions. Example outputs in <em>en-US</em> when printing 8.765E7 through 8.765E0:</p> <pre> 88M 8.8M 876K 88K 8.8K 876 88 8.8 </pre><p>When compact notation is specified without an explicit rounding precision, numbers are rounded off to the closest integer after scaling the number by the corresponding power of 10, but with a digit shown after the decimal separator if there is only one digit before the decimal separator. The default compact notation rounding precision is equivalent to:</p> <pre> <a class="el" href="classicu_1_1number_1_1Precision.html#ac2af34fa291d8323beb859313448018e" title="Show numbers rounded if necessary to the nearest integer. ">Precision::integer()</a>.withMinDigits(2) </pre><dl class="section return"><dt>Returns</dt><dd>A CompactNotation for passing to the <a class="el" href="classicu_1_1number_1_1NumberFormatter.html" title="See the main description in numberformatter.h for documentation and examples. ">NumberFormatter</a> notation() setter. </dd></dl> <dl class="stable"><dt><b><a class="el" href="stable.html#_stable004985">Stable:</a></b></dt><dd>ICU 60 </dd></dl> </div> </div> <a id="a28aa14d3532ca5293be80cc60e8897d4"></a> <h2 class="memtitle"><span class="permalink"><a href="#a28aa14d3532ca5293be80cc60e8897d4">◆ </a></span>engineering()</h2> <div class="memitem"> <div class="memproto"> <table class="mlabels"> <tr> <td class="mlabels-left"> <table class="memname"> <tr> <td class="memname">static <a class="el" href="classicu_1_1number_1_1ScientificNotation.html">ScientificNotation</a> icu::number::Notation::engineering </td> <td>(</td> <td class="paramname"></td><td>)</td> <td></td> </tr> </table> </td> <td class="mlabels-right"> <span class="mlabels"><span class="mlabel">static</span></span> </td> </tr> </table> </div><div class="memdoc"> <p>Print the number using engineering notation, a variant of scientific notation in which the exponent must be divisible by 3. </p> <p>Example outputs in <em>en-US</em> when printing 8.765E4 through 8.765E-3:</p> <pre> 87.65E3 8.765E3 876.5E0 87.65E0 8.765E0 876.5E-3 87.65E-3 8.765E-3 0E0 </pre><dl class="section return"><dt>Returns</dt><dd>A <a class="el" href="classicu_1_1number_1_1ScientificNotation.html" title="A class that defines the scientific notation style to be used when formatting numbers in NumberFormat...">ScientificNotation</a> for chaining or passing to the <a class="el" href="classicu_1_1number_1_1NumberFormatter.html" title="See the main description in numberformatter.h for documentation and examples. ">NumberFormatter</a> notation() setter. </dd></dl> <dl class="stable"><dt><b><a class="el" href="stable.html#_stable004984">Stable:</a></b></dt><dd>ICU 60 </dd></dl> </div> </div> <a id="af4c280c77ea7fb0cde271def38ac4781"></a> <h2 class="memtitle"><span class="permalink"><a href="#af4c280c77ea7fb0cde271def38ac4781">◆ </a></span>scientific()</h2> <div class="memitem"> <div class="memproto"> <table class="mlabels"> <tr> <td class="mlabels-left"> <table class="memname"> <tr> <td class="memname">static <a class="el" href="classicu_1_1number_1_1ScientificNotation.html">ScientificNotation</a> icu::number::Notation::scientific </td> <td>(</td> <td class="paramname"></td><td>)</td> <td></td> </tr> </table> </td> <td class="mlabels-right"> <span class="mlabels"><span class="mlabel">static</span></span> </td> </tr> </table> </div><div class="memdoc"> <p>Print the number using scientific notation (also known as scientific form, standard index form, or standard form in the UK). </p> <p>The format for scientific notation varies by locale; for example, many Western locales display the number in the form "#E0", where the number is displayed with one digit before the decimal separator, zero or more digits after the decimal separator, and the corresponding power of 10 displayed after the "E".</p> <p>Example outputs in <em>en-US</em> when printing 8.765E4 through 8.765E-3:</p> <pre> 8.765E4 8.765E3 8.765E2 8.765E1 8.765E0 8.765E-1 8.765E-2 8.765E-3 0E0 </pre><dl class="section return"><dt>Returns</dt><dd>A <a class="el" href="classicu_1_1number_1_1ScientificNotation.html" title="A class that defines the scientific notation style to be used when formatting numbers in NumberFormat...">ScientificNotation</a> for chaining or passing to the <a class="el" href="classicu_1_1number_1_1NumberFormatter.html" title="See the main description in numberformatter.h for documentation and examples. ">NumberFormatter</a> notation() setter. </dd></dl> <dl class="stable"><dt><b><a class="el" href="stable.html#_stable004983">Stable:</a></b></dt><dd>ICU 60 </dd></dl> </div> </div> <a id="a814b22bf5c419a7addb08b5bf8ee436f"></a> <h2 class="memtitle"><span class="permalink"><a href="#a814b22bf5c419a7addb08b5bf8ee436f">◆ </a></span>simple()</h2> <div class="memitem"> <div class="memproto"> <table class="mlabels"> <tr> <td class="mlabels-left"> <table class="memname"> <tr> <td class="memname">static <a class="el" href="numberformatter_8h.html#afe9cef208ced7efb3a9ea3bbc614bf01">SimpleNotation</a> icu::number::Notation::simple </td> <td>(</td> <td class="paramname"></td><td>)</td> <td></td> </tr> </table> </td> <td class="mlabels-right"> <span class="mlabels"><span class="mlabel">static</span></span> </td> </tr> </table> </div><div class="memdoc"> <p>Print the number using simple notation without any scaling by powers of ten. </p> <p>This is the default behavior.</p> <p>Since this is the default behavior, this method needs to be called only when it is necessary to override a previous setting.</p> <p>Example outputs in <em>en-US</em> when printing 8.765E7 through 8.765E0:</p> <pre> 87,650,000 8,765,000 876,500 87,650 8,765 876.5 87.65 8.765 </pre><dl class="section return"><dt>Returns</dt><dd>A SimpleNotation for passing to the <a class="el" href="classicu_1_1number_1_1NumberFormatter.html" title="See the main description in numberformatter.h for documentation and examples. ">NumberFormatter</a> notation() setter. </dd></dl> <dl class="stable"><dt><b><a class="el" href="stable.html#_stable004987">Stable:</a></b></dt><dd>ICU 60 </dd></dl> </div> </div> <hr/>The documentation for this class was generated from the following file:<ul> <li>i18n/unicode/<a class="el" href="numberformatter_8h_source.html">numberformatter.h</a></li> </ul> </div><!-- contents --> <!-- start footer part --> <hr class="footer"/><address class="footer"><small> Generated by  <a href="http://www.doxygen.org/index.html"> <img class="footer" src="doxygen.png" alt="doxygen"/> </a> 1.8.14 </small></address> </body> </html>

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