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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 77.1: icu::message2::data_model::Expression 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 77.1  <span id="projectnumber">77.1</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>message2</b></li><li class="navelem"><b>data_model</b></li><li class="navelem"><a class="el" href="classicu_1_1message2_1_1data__model_1_1Expression.html">Expression</a></li> </ul> </div> </div><!-- top --> <div class="header"> <div class="summary"> <a href="#nested-classes">Data Structures</a> | <a href="#pub-methods">Public Member Functions</a> | <a href="#friends">Friends</a> </div> <div class="headertitle"> <div class="title">icu::message2::data_model::Expression Class Reference</div> </div> </div><!--header--> <div class="contents"> <p>The <code><a class="el" href="classicu_1_1message2_1_1data__model_1_1Expression.html" title="The Expression class corresponds to the expression nonterminal in the MessageFormat 2 grammar and the...">Expression</a></code> class corresponds to the <code>expression</code> nonterminal in the <a class="el" href="classicu_1_1MessageFormat.html">MessageFormat</a> 2 grammar and the <code><a class="el" href="classicu_1_1message2_1_1data__model_1_1Expression.html" title="The Expression class corresponds to the expression nonterminal in the MessageFormat 2 grammar and the...">Expression</a></code> interface defined in <a href="https://github.com/unicode-org/message-format-wg/blob/main/spec/data-model.md#patterns">https://github.com/unicode-org/message-format-wg/blob/main/spec/data-model.md#patterns</a>. <a href="classicu_1_1message2_1_1data__model_1_1Expression.html#details">More...</a></p> <p><code>#include <<a class="el" href="messageformat2__data__model_8h_source.html">messageformat2_data_model.h</a>></code></p> <div class="dynheader"> Inheritance diagram for icu::message2::data_model::Expression:</div> <div class="dyncontent"> <div class="center"> <img src="classicu_1_1message2_1_1data__model_1_1Expression.png" usemap="#icu::message2::data_5Fmodel::Expression_map" alt=""/> <map id="icu::message2::data_5Fmodel::Expression_map" name="icu::message2::data_5Fmodel::Expression_map"> <area href="classicu_1_1UObject.html" title="UObject is the common ICU "boilerplate" class. " alt="icu::UObject" shape="rect" coords="0,56,229,80"/> <area href="classicu_1_1UMemory.html" title="UMemory is the common ICU base class. " alt="icu::UMemory" shape="rect" coords="0,0,229,24"/> </map> </div></div> <table class="memberdecls"> <tr class="heading"><td colspan="2"><h2 class="groupheader"><a name="nested-classes"></a> Data Structures</h2></td></tr> <tr class="memitem:"><td class="memItemLeft" align="right" valign="top">class  </td><td class="memItemRight" valign="bottom"><a class="el" href="classicu_1_1message2_1_1data__model_1_1Expression_1_1Builder.html">Builder</a></td></tr> <tr class="memdesc:"><td class="mdescLeft"> </td><td class="mdescRight">The mutable <code><a class="el" href="classicu_1_1message2_1_1data__model_1_1Expression_1_1Builder.html" title="The mutable Expression::Builder class allows the operator to be constructed incrementally. ">Expression::Builder</a></code> class allows the operator to be constructed incrementally. <a href="classicu_1_1message2_1_1data__model_1_1Expression_1_1Builder.html#details">More...</a><br /></td></tr> <tr class="separator:"><td class="memSeparator" colspan="2"> </td></tr> </table><table class="memberdecls"> <tr class="heading"><td colspan="2"><h2 class="groupheader"><a name="pub-methods"></a> Public Member Functions</h2></td></tr> <tr class="memitem:a915a6e94b0886653ead32c1c90a918f8"><td class="memItemLeft" align="right" valign="top"><a class="el" href="umachine_8h.html#a349ef00011f20ccd1d3b424445681aa5">UBool</a> </td><td class="memItemRight" valign="bottom"><a class="el" href="classicu_1_1message2_1_1data__model_1_1Expression.html#a915a6e94b0886653ead32c1c90a918f8">isStandaloneAnnotation</a> () const</td></tr> <tr class="memdesc:a915a6e94b0886653ead32c1c90a918f8"><td class="mdescLeft"> </td><td class="mdescRight">Checks if this expression is an annotation with no operand. <a href="#a915a6e94b0886653ead32c1c90a918f8">More...</a><br /></td></tr> <tr class="separator:a915a6e94b0886653ead32c1c90a918f8"><td class="memSeparator" colspan="2"> </td></tr> <tr class="memitem:a5eab53bffd8b5c9d303750439ac52fa2"><td class="memItemLeft" align="right" valign="top"><a class="el" href="umachine_8h.html#a349ef00011f20ccd1d3b424445681aa5">UBool</a> </td><td class="memItemRight" valign="bottom"><a class="el" href="classicu_1_1message2_1_1data__model_1_1Expression.html#a5eab53bffd8b5c9d303750439ac52fa2">isFunctionCall</a> () const</td></tr> <tr class="memdesc:a5eab53bffd8b5c9d303750439ac52fa2"><td class="mdescLeft"> </td><td class="mdescRight">Checks if this expression has a function annotation (with or without an operand). <a href="#a5eab53bffd8b5c9d303750439ac52fa2">More...</a><br /></td></tr> <tr class="separator:a5eab53bffd8b5c9d303750439ac52fa2"><td class="memSeparator" colspan="2"> </td></tr> <tr class="memitem:a4dfb1c2bbd401c465c4645bc7357c439"><td class="memItemLeft" align="right" valign="top">const <a class="el" href="classicu_1_1message2_1_1data__model_1_1Operator.html">Operator</a> * </td><td class="memItemRight" valign="bottom"><a class="el" href="classicu_1_1message2_1_1data__model_1_1Expression.html#a4dfb1c2bbd401c465c4645bc7357c439">getOperator</a> (<a class="el" href="utypes_8h.html#a3343c1c8a8377277046774691c98d78c">UErrorCode</a> &status) const</td></tr> <tr class="memdesc:a4dfb1c2bbd401c465c4645bc7357c439"><td class="mdescLeft"> </td><td class="mdescRight">Accesses the function annotating this expression. <a href="#a4dfb1c2bbd401c465c4645bc7357c439">More...</a><br /></td></tr> <tr class="separator:a4dfb1c2bbd401c465c4645bc7357c439"><td class="memSeparator" colspan="2"> </td></tr> <tr class="memitem:a969bf2cd9cba7c798583721ee0953c5b"><td class="memItemLeft" align="right" valign="top">const <a class="el" href="classicu_1_1message2_1_1data__model_1_1Operand.html">Operand</a> & </td><td class="memItemRight" valign="bottom"><a class="el" href="classicu_1_1message2_1_1data__model_1_1Expression.html#a969bf2cd9cba7c798583721ee0953c5b">getOperand</a> () const</td></tr> <tr class="memdesc:a969bf2cd9cba7c798583721ee0953c5b"><td class="mdescLeft"> </td><td class="mdescRight">Accesses the operand of this expression. <a href="#a969bf2cd9cba7c798583721ee0953c5b">More...</a><br /></td></tr> <tr class="separator:a969bf2cd9cba7c798583721ee0953c5b"><td class="memSeparator" colspan="2"> </td></tr> <tr class="memitem:a88eb7ba31fb58c1a4a04651c581e053a"><td class="memItemLeft" align="right" valign="top">std::vector< <a class="el" href="classicu_1_1message2_1_1data__model_1_1Option.html">Option</a> > </td><td class="memItemRight" valign="bottom"><a class="el" href="classicu_1_1message2_1_1data__model_1_1Expression.html#a88eb7ba31fb58c1a4a04651c581e053a">getAttributes</a> () const</td></tr> <tr class="memdesc:a88eb7ba31fb58c1a4a04651c581e053a"><td class="mdescLeft"> </td><td class="mdescRight">Gets the attributes of this expression. <a href="#a88eb7ba31fb58c1a4a04651c581e053a">More...</a><br /></td></tr> <tr class="separator:a88eb7ba31fb58c1a4a04651c581e053a"><td class="memSeparator" colspan="2"> </td></tr> <tr class="memitem:ac6b30a8b4d37dba9adc79253e02e3d08"><td class="memItemLeft" align="right" valign="top"> </td><td class="memItemRight" valign="bottom"><a class="el" href="classicu_1_1message2_1_1data__model_1_1Expression.html#ac6b30a8b4d37dba9adc79253e02e3d08">Expression</a> (const <a class="el" href="classicu_1_1message2_1_1data__model_1_1Expression.html">Expression</a> &other)</td></tr> <tr class="memdesc:ac6b30a8b4d37dba9adc79253e02e3d08"><td class="mdescLeft"> </td><td class="mdescRight">Copy constructor. <a href="#ac6b30a8b4d37dba9adc79253e02e3d08">More...</a><br /></td></tr> <tr class="separator:ac6b30a8b4d37dba9adc79253e02e3d08"><td class="memSeparator" colspan="2"> </td></tr> <tr class="memitem:a2d218663a6cdcadf1113e4d2d386d2c9"><td class="memItemLeft" align="right" valign="top"><a class="el" href="classicu_1_1message2_1_1data__model_1_1Expression.html">Expression</a> & </td><td class="memItemRight" valign="bottom"><a class="el" href="classicu_1_1message2_1_1data__model_1_1Expression.html#a2d218663a6cdcadf1113e4d2d386d2c9">operator=</a> (<a class="el" href="classicu_1_1message2_1_1data__model_1_1Expression.html">Expression</a>) noexcept</td></tr> <tr class="memdesc:a2d218663a6cdcadf1113e4d2d386d2c9"><td class="mdescLeft"> </td><td class="mdescRight">Assignment operator. <a href="#a2d218663a6cdcadf1113e4d2d386d2c9">More...</a><br /></td></tr> <tr class="separator:a2d218663a6cdcadf1113e4d2d386d2c9"><td class="memSeparator" colspan="2"> </td></tr> <tr class="memitem:aa41a58d8157efeec9a2ecbfd9bc20d78"><td class="memItemLeft" align="right" valign="top"> </td><td class="memItemRight" valign="bottom"><a class="el" href="classicu_1_1message2_1_1data__model_1_1Expression.html#aa41a58d8157efeec9a2ecbfd9bc20d78">Expression</a> ()</td></tr> <tr class="memdesc:aa41a58d8157efeec9a2ecbfd9bc20d78"><td class="mdescLeft"> </td><td class="mdescRight">Default constructor. <a href="#aa41a58d8157efeec9a2ecbfd9bc20d78">More...</a><br /></td></tr> <tr class="separator:aa41a58d8157efeec9a2ecbfd9bc20d78"><td class="memSeparator" colspan="2"> </td></tr> <tr class="memitem:aa0fd4ccfe9d836e386a55f506a2fd923"><td class="memItemLeft" align="right" valign="top">virtual </td><td class="memItemRight" valign="bottom"><a class="el" href="classicu_1_1message2_1_1data__model_1_1Expression.html#aa0fd4ccfe9d836e386a55f506a2fd923">~Expression</a> ()</td></tr> <tr class="memdesc:aa0fd4ccfe9d836e386a55f506a2fd923"><td class="mdescLeft"> </td><td class="mdescRight">Destructor. <a href="#aa0fd4ccfe9d836e386a55f506a2fd923">More...</a><br /></td></tr> <tr class="separator:aa0fd4ccfe9d836e386a55f506a2fd923"><td class="memSeparator" colspan="2"> </td></tr> <tr class="inherit_header pub_methods_classicu_1_1UObject"><td colspan="2" onclick="javascript:toggleInherit('pub_methods_classicu_1_1UObject')"><img src="closed.png" alt="-"/> Public Member Functions inherited from <a class="el" href="classicu_1_1UObject.html">icu::UObject</a></td></tr> <tr class="memitem:af10026497704f510d3d1f2eff50acb18 inherit pub_methods_classicu_1_1UObject"><td class="memItemLeft" align="right" valign="top">virtual </td><td class="memItemRight" valign="bottom"><a class="el" href="classicu_1_1UObject.html#af10026497704f510d3d1f2eff50acb18">~UObject</a> ()</td></tr> <tr class="memdesc:af10026497704f510d3d1f2eff50acb18 inherit pub_methods_classicu_1_1UObject"><td class="mdescLeft"> </td><td class="mdescRight">Destructor. <a href="classicu_1_1UObject.html#af10026497704f510d3d1f2eff50acb18">More...</a><br /></td></tr> <tr class="separator:af10026497704f510d3d1f2eff50acb18 inherit pub_methods_classicu_1_1UObject"><td class="memSeparator" colspan="2"> </td></tr> <tr class="memitem:aca1169c4978c52ce2b76eda104e9a214 inherit pub_methods_classicu_1_1UObject"><td class="memItemLeft" align="right" valign="top">virtual <a class="el" href="uobject_8h.html#a22af10545208a455a6e884008df48e9f">UClassID</a> </td><td class="memItemRight" valign="bottom"><a class="el" href="classicu_1_1UObject.html#aca1169c4978c52ce2b76eda104e9a214">getDynamicClassID</a> () const</td></tr> <tr class="memdesc:aca1169c4978c52ce2b76eda104e9a214 inherit pub_methods_classicu_1_1UObject"><td class="mdescLeft"> </td><td class="mdescRight">ICU4C "poor man's RTTI", returns a UClassID for the actual ICU class. <a href="classicu_1_1UObject.html#aca1169c4978c52ce2b76eda104e9a214">More...</a><br /></td></tr> <tr class="separator:aca1169c4978c52ce2b76eda104e9a214 inherit pub_methods_classicu_1_1UObject"><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:ab1753be25c5715da4330808f34c52e68"><td class="memItemLeft" align="right" valign="top"><a id="ab1753be25c5715da4330808f34c52e68"></a> class </td><td class="memItemRight" valign="bottom"><b>message2::Serializer</b></td></tr> <tr class="separator:ab1753be25c5715da4330808f34c52e68"><td class="memSeparator" colspan="2"> </td></tr> <tr class="memitem:ae063e5c63f2a8a5d0950b9ef9c7fa913"><td class="memItemLeft" align="right" valign="top">void </td><td class="memItemRight" valign="bottom"><a class="el" href="classicu_1_1message2_1_1data__model_1_1Expression.html#ae063e5c63f2a8a5d0950b9ef9c7fa913">swap</a> (<a class="el" href="classicu_1_1message2_1_1data__model_1_1Expression.html">Expression</a> &e1, <a class="el" href="classicu_1_1message2_1_1data__model_1_1Expression.html">Expression</a> &e2) noexcept</td></tr> <tr class="memdesc:ae063e5c63f2a8a5d0950b9ef9c7fa913"><td class="mdescLeft"> </td><td class="mdescRight">Non-member swap function. <a href="#ae063e5c63f2a8a5d0950b9ef9c7fa913">More...</a><br /></td></tr> <tr class="separator:ae063e5c63f2a8a5d0950b9ef9c7fa913"><td class="memSeparator" colspan="2"> </td></tr> </table> <a name="details" id="details"></a><h2 class="groupheader">Detailed Description</h2> <div class="textblock"><p>The <code><a class="el" href="classicu_1_1message2_1_1data__model_1_1Expression.html" title="The Expression class corresponds to the expression nonterminal in the MessageFormat 2 grammar and the...">Expression</a></code> class corresponds to the <code>expression</code> nonterminal in the <a class="el" href="classicu_1_1MessageFormat.html">MessageFormat</a> 2 grammar and the <code><a class="el" href="classicu_1_1message2_1_1data__model_1_1Expression.html" title="The Expression class corresponds to the expression nonterminal in the MessageFormat 2 grammar and the...">Expression</a></code> interface defined in <a href="https://github.com/unicode-org/message-format-wg/blob/main/spec/data-model.md#patterns">https://github.com/unicode-org/message-format-wg/blob/main/spec/data-model.md#patterns</a>. </p> <p>It represents either an operand with no annotation; an annotation with no operand; or an operand annotated with an annotation.</p> <p><code><a class="el" href="classicu_1_1message2_1_1data__model_1_1Expression.html" title="The Expression class corresponds to the expression nonterminal in the MessageFormat 2 grammar and the...">Expression</a></code> is immutable, copyable and movable.</p> <dl class="internal"><dt><b><a class="el" href="internal.html#_internal000475">Internal:</a></b></dt><dd>Do not use. This API is for internal use only. ICU 75 technology preview </dd></dl> <dl class="deprecated"><dt><b><a class="el" href="deprecated.html#_deprecated000465">Deprecated:</a></b></dt><dd>This API is for technology preview only. </dd></dl> <p class="definition">Definition at line <a class="el" href="messageformat2__data__model_8h_source.html#l01267">1267</a> of file <a class="el" href="messageformat2__data__model_8h_source.html">messageformat2_data_model.h</a>.</p> </div><h2 class="groupheader">Constructor & Destructor Documentation</h2> <a id="ac6b30a8b4d37dba9adc79253e02e3d08"></a> <h2 class="memtitle"><span class="permalink"><a href="#ac6b30a8b4d37dba9adc79253e02e3d08">◆ </a></span>Expression() <span class="overload">[1/2]</span></h2> <div class="memitem"> <div class="memproto"> <table class="memname"> <tr> <td class="memname">icu::message2::data_model::Expression::Expression </td> <td>(</td> <td class="paramtype">const <a class="el" href="classicu_1_1message2_1_1data__model_1_1Expression.html">Expression</a> & </td> <td class="paramname"><em>other</em></td><td>)</td> <td></td> </tr> </table> </div><div class="memdoc"> <p>Copy constructor. </p> <dl class="internal"><dt><b><a class="el" href="internal.html#_internal000501">Internal:</a></b></dt><dd>Do not use. This API is for internal use only. ICU 75 technology preview </dd></dl> <dl class="deprecated"><dt><b><a class="el" href="deprecated.html#_deprecated000491">Deprecated:</a></b></dt><dd>This API is for technology preview only. </dd></dl> </div> </div> <a id="aa41a58d8157efeec9a2ecbfd9bc20d78"></a> <h2 class="memtitle"><span class="permalink"><a href="#aa41a58d8157efeec9a2ecbfd9bc20d78">◆ </a></span>Expression() <span class="overload">[2/2]</span></h2> <div class="memitem"> <div class="memproto"> <table class="memname"> <tr> <td class="memname">icu::message2::data_model::Expression::Expression </td> <td>(</td> <td class="paramname"></td><td>)</td> <td></td> </tr> </table> </div><div class="memdoc"> <p>Default constructor. </p> <p>Puts the <a class="el" href="classicu_1_1message2_1_1data__model_1_1Expression.html" title="The Expression class corresponds to the expression nonterminal in the MessageFormat 2 grammar and the...">Expression</a> into a valid but undefined state.</p> <dl class="internal"><dt><b><a class="el" href="internal.html#_internal000503">Internal:</a></b></dt><dd>Do not use. This API is for internal use only. ICU 75 technology preview </dd></dl> <dl class="deprecated"><dt><b><a class="el" href="deprecated.html#_deprecated000493">Deprecated:</a></b></dt><dd>This API is for technology preview only. </dd></dl> </div> </div> <a id="aa0fd4ccfe9d836e386a55f506a2fd923"></a> <h2 class="memtitle"><span class="permalink"><a href="#aa0fd4ccfe9d836e386a55f506a2fd923">◆ </a></span>~Expression()</h2> <div class="memitem"> <div class="memproto"> <table class="mlabels"> <tr> <td class="mlabels-left"> <table class="memname"> <tr> <td class="memname">virtual icu::message2::data_model::Expression::~Expression </td> <td>(</td> <td class="paramname"></td><td>)</td> <td></td> </tr> </table> </td> <td class="mlabels-right"> <span class="mlabels"><span class="mlabel">virtual</span></span> </td> </tr> </table> </div><div class="memdoc"> <p>Destructor. </p> <dl class="internal"><dt><b><a class="el" href="internal.html#_internal000504">Internal:</a></b></dt><dd>Do not use. This API is for internal use only. ICU 75 technology preview </dd></dl> <dl class="deprecated"><dt><b><a class="el" href="deprecated.html#_deprecated000494">Deprecated:</a></b></dt><dd>This API is for technology preview only. </dd></dl> </div> </div> <h2 class="groupheader">Member Function Documentation</h2> <a id="a88eb7ba31fb58c1a4a04651c581e053a"></a> <h2 class="memtitle"><span class="permalink"><a href="#a88eb7ba31fb58c1a4a04651c581e053a">◆ </a></span>getAttributes()</h2> <div class="memitem"> <div class="memproto"> <table class="mlabels"> <tr> <td class="mlabels-left"> <table class="memname"> <tr> <td class="memname">std::vector<<a class="el" href="classicu_1_1message2_1_1data__model_1_1Option.html">Option</a>> icu::message2::data_model::Expression::getAttributes </td> <td>(</td> <td class="paramname"></td><td>)</td> <td> const</td> </tr> </table> </td> <td class="mlabels-right"> <span class="mlabels"><span class="mlabel">inline</span></span> </td> </tr> </table> </div><div class="memdoc"> <p>Gets the attributes of this expression. </p> <dl class="section return"><dt>Returns</dt><dd>A vector of attributes</dd></dl> <dl class="internal"><dt><b><a class="el" href="internal.html#_internal000498">Internal:</a></b></dt><dd>Do not use. This API is for internal use only. ICU 75 technology preview </dd></dl> <dl class="deprecated"><dt><b><a class="el" href="deprecated.html#_deprecated000488">Deprecated:</a></b></dt><dd>This API is for technology preview only. </dd></dl> <p class="definition">Definition at line <a class="el" href="messageformat2__data__model_8h_source.html#l01323">1323</a> of file <a class="el" href="messageformat2__data__model_8h_source.html">messageformat2_data_model.h</a>.</p> </div> </div> <a id="a969bf2cd9cba7c798583721ee0953c5b"></a> <h2 class="memtitle"><span class="permalink"><a href="#a969bf2cd9cba7c798583721ee0953c5b">◆ </a></span>getOperand()</h2> <div class="memitem"> <div class="memproto"> <table class="memname"> <tr> <td class="memname">const <a class="el" href="classicu_1_1message2_1_1data__model_1_1Operand.html">Operand</a>& icu::message2::data_model::Expression::getOperand </td> <td>(</td> <td class="paramname"></td><td>)</td> <td> const</td> </tr> </table> </div><div class="memdoc"> <p>Accesses the operand of this expression. </p> <dl class="section return"><dt>Returns</dt><dd>A reference to the operand of this expression, which may be the null operand.</dd></dl> <dl class="internal"><dt><b><a class="el" href="internal.html#_internal000497">Internal:</a></b></dt><dd>Do not use. This API is for internal use only. ICU 75 technology preview </dd></dl> <dl class="deprecated"><dt><b><a class="el" href="deprecated.html#_deprecated000487">Deprecated:</a></b></dt><dd>This API is for technology preview only. </dd></dl> </div> </div> <a id="a4dfb1c2bbd401c465c4645bc7357c439"></a> <h2 class="memtitle"><span class="permalink"><a href="#a4dfb1c2bbd401c465c4645bc7357c439">◆ </a></span>getOperator()</h2> <div class="memitem"> <div class="memproto"> <table class="memname"> <tr> <td class="memname">const <a class="el" href="classicu_1_1message2_1_1data__model_1_1Operator.html">Operator</a>* icu::message2::data_model::Expression::getOperator </td> <td>(</td> <td class="paramtype"><a class="el" href="utypes_8h.html#a3343c1c8a8377277046774691c98d78c">UErrorCode</a> & </td> <td class="paramname"><em>status</em></td><td>)</td> <td> const</td> </tr> </table> </div><div class="memdoc"> <p>Accesses the function annotating this expression. </p> <p>If !(<a class="el" href="classicu_1_1message2_1_1data__model_1_1Expression.html#a5eab53bffd8b5c9d303750439ac52fa2" title="Checks if this expression has a function annotation (with or without an operand). ...">isFunctionCall()</a>), sets <code>status</code> to U_INVALID_STATE_ERROR.</p> <dl class="params"><dt>Parameters</dt><dd> <table class="params"> <tr><td class="paramname">status</td><td>Input/output error code. </td></tr> </table> </dd> </dl> <dl class="section return"><dt>Returns</dt><dd>A non-owned pointer to the operator of this expression, which does not outlive the expression.</dd></dl> <dl class="internal"><dt><b><a class="el" href="internal.html#_internal000496">Internal:</a></b></dt><dd>Do not use. This API is for internal use only. ICU 75 technology preview </dd></dl> <dl class="deprecated"><dt><b><a class="el" href="deprecated.html#_deprecated000486">Deprecated:</a></b></dt><dd>This API is for technology preview only. </dd></dl> </div> </div> <a id="a5eab53bffd8b5c9d303750439ac52fa2"></a> <h2 class="memtitle"><span class="permalink"><a href="#a5eab53bffd8b5c9d303750439ac52fa2">◆ </a></span>isFunctionCall()</h2> <div class="memitem"> <div class="memproto"> <table class="memname"> <tr> <td class="memname"><a class="el" href="umachine_8h.html#a349ef00011f20ccd1d3b424445681aa5">UBool</a> icu::message2::data_model::Expression::isFunctionCall </td> <td>(</td> <td class="paramname"></td><td>)</td> <td> const</td> </tr> </table> </div><div class="memdoc"> <p>Checks if this expression has a function annotation (with or without an operand). </p> <dl class="section return"><dt>Returns</dt><dd>True if and only if the expression has an annotation that is a function.</dd></dl> <dl class="internal"><dt><b><a class="el" href="internal.html#_internal000495">Internal:</a></b></dt><dd>Do not use. This API is for internal use only. ICU 75 technology preview </dd></dl> <dl class="deprecated"><dt><b><a class="el" href="deprecated.html#_deprecated000485">Deprecated:</a></b></dt><dd>This API is for technology preview only. </dd></dl> </div> </div> <a id="a915a6e94b0886653ead32c1c90a918f8"></a> <h2 class="memtitle"><span class="permalink"><a href="#a915a6e94b0886653ead32c1c90a918f8">◆ </a></span>isStandaloneAnnotation()</h2> <div class="memitem"> <div class="memproto"> <table class="memname"> <tr> <td class="memname"><a class="el" href="umachine_8h.html#a349ef00011f20ccd1d3b424445681aa5">UBool</a> icu::message2::data_model::Expression::isStandaloneAnnotation </td> <td>(</td> <td class="paramname"></td><td>)</td> <td> const</td> </tr> </table> </div><div class="memdoc"> <p>Checks if this expression is an annotation with no operand. </p> <dl class="section return"><dt>Returns</dt><dd>True if and only if the expression has an annotation and has no operand.</dd></dl> <dl class="internal"><dt><b><a class="el" href="internal.html#_internal000494">Internal:</a></b></dt><dd>Do not use. This API is for internal use only. ICU 75 technology preview </dd></dl> <dl class="deprecated"><dt><b><a class="el" href="deprecated.html#_deprecated000484">Deprecated:</a></b></dt><dd>This API is for technology preview only. </dd></dl> </div> </div> <a id="a2d218663a6cdcadf1113e4d2d386d2c9"></a> <h2 class="memtitle"><span class="permalink"><a href="#a2d218663a6cdcadf1113e4d2d386d2c9">◆ </a></span>operator=()</h2> <div class="memitem"> <div class="memproto"> <table class="mlabels"> <tr> <td class="mlabels-left"> <table class="memname"> <tr> <td class="memname"><a class="el" href="classicu_1_1message2_1_1data__model_1_1Expression.html">Expression</a>& icu::message2::data_model::Expression::operator= </td> <td>(</td> <td class="paramtype"><a class="el" href="classicu_1_1message2_1_1data__model_1_1Expression.html">Expression</a> </td> <td class="paramname"></td><td>)</td> <td></td> </tr> </table> </td> <td class="mlabels-right"> <span class="mlabels"><span class="mlabel">noexcept</span></span> </td> </tr> </table> </div><div class="memdoc"> <p>Assignment operator. </p> <dl class="internal"><dt><b><a class="el" href="internal.html#_internal000502">Internal:</a></b></dt><dd>Do not use. This API is for internal use only. ICU 75 technology preview </dd></dl> <dl class="deprecated"><dt><b><a class="el" href="deprecated.html#_deprecated000492">Deprecated:</a></b></dt><dd>This API is for technology preview only. </dd></dl> </div> </div> <h2 class="groupheader">Friends And Related Function Documentation</h2> <a id="ae063e5c63f2a8a5d0950b9ef9c7fa913"></a> <h2 class="memtitle"><span class="permalink"><a href="#ae063e5c63f2a8a5d0950b9ef9c7fa913">◆ </a></span>swap</h2> <div class="memitem"> <div class="memproto"> <table class="mlabels"> <tr> <td class="mlabels-left"> <table class="memname"> <tr> <td class="memname">void swap </td> <td>(</td> <td class="paramtype"><a class="el" href="classicu_1_1message2_1_1data__model_1_1Expression.html">Expression</a> & </td> <td class="paramname"><em>e1</em>, </td> </tr> <tr> <td class="paramkey"></td> <td></td> <td class="paramtype"><a class="el" href="classicu_1_1message2_1_1data__model_1_1Expression.html">Expression</a> & </td> <td class="paramname"><em>e2</em> </td> </tr> <tr> <td></td> <td>)</td> <td></td><td></td> </tr> </table> </td> <td class="mlabels-right"> <span class="mlabels"><span class="mlabel">friend</span></span> </td> </tr> </table> </div><div class="memdoc"> <p>Non-member swap function. </p> <dl class="params"><dt>Parameters</dt><dd> <table class="params"> <tr><td class="paramname">e1</td><td>will get e2's contents </td></tr> <tr><td class="paramname">e2</td><td>will get e1's contents</td></tr> </table> </dd> </dl> <dl class="internal"><dt><b><a class="el" href="internal.html#_internal000500">Internal:</a></b></dt><dd>Do not use. This API is for internal use only. ICU 75 technology preview </dd></dl> <dl class="deprecated"><dt><b><a class="el" href="deprecated.html#_deprecated000490">Deprecated:</a></b></dt><dd>This API is for technology preview only. </dd></dl> <p class="definition">Definition at line <a class="el" href="messageformat2__data__model_8h_source.html#l01423">1423</a> of file <a class="el" href="messageformat2__data__model_8h_source.html">messageformat2_data_model.h</a>.</p> </div> </div> <hr/>The documentation for this class was generated from the following file:<ul> <li>i18n/unicode/<a class="el" href="messageformat2__data__model_8h_source.html">messageformat2_data_model.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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