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 <span id="projectnumber">52.1</span>
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<li class="navelem"><a class="el" href="namespaceicu.html">icu</a></li><li class="navelem"><a class="el" href="classicu_1_1TimeUnit.html">TimeUnit</a></li> </ul>
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<div class="title">icu::TimeUnit Class Reference</div> </div>
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<p>Measurement unit for time units.
<a href="classicu_1_1TimeUnit.html#details">More...</a></p>
<p><code>#include <<a class="el" href="tmunit_8h_source.html">tmunit.h</a>></code></p>
<div class="dynheader">
Inheritance diagram for icu::TimeUnit:</div>
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<img src="classicu_1_1TimeUnit.png" usemap="#icu::TimeUnit_map" alt=""/>
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<area href="classicu_1_1MeasureUnit.html" title="A unit such as length, mass, volume, currency, etc." alt="icu::MeasureUnit" shape="rect" coords="0,112,106,136"/>
<area href="classicu_1_1UObject.html" title="UObject is the common ICU "boilerplate" class." alt="icu::UObject" shape="rect" coords="0,56,106,80"/>
<area href="classicu_1_1UMemory.html" title="UMemory is the common ICU base class." alt="icu::UMemory" shape="rect" coords="0,0,106,24"/>
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Public Types</h2></td></tr>
<tr class="memitem:a7d8a7598822d1b8acbd4631afe2071a8"><td class="memItemLeft" align="right" valign="top">enum  </td><td class="memItemRight" valign="bottom"><a class="el" href="classicu_1_1TimeUnit.html#a7d8a7598822d1b8acbd4631afe2071a8">UTimeUnitFields</a> { <br/>
  <b>UTIMEUNIT_YEAR</b>,
<b>UTIMEUNIT_MONTH</b>,
<b>UTIMEUNIT_DAY</b>,
<b>UTIMEUNIT_WEEK</b>,
<br/>
  <b>UTIMEUNIT_HOUR</b>,
<b>UTIMEUNIT_MINUTE</b>,
<b>UTIMEUNIT_SECOND</b>,
<b>UTIMEUNIT_FIELD_COUNT</b>
<br/>
}</td></tr>
<tr class="memdesc:a7d8a7598822d1b8acbd4631afe2071a8"><td class="mdescLeft"> </td><td class="mdescRight">Constants for all the time units we supported. <a href="classicu_1_1TimeUnit.html#a7d8a7598822d1b8acbd4631afe2071a8">More...</a><br/></td></tr>
</table><table class="memberdecls">
<tr class="heading"><td colspan="2"><h2><a name="pub-methods"></a>
Public Member Functions</h2></td></tr>
<tr class="memitem:ab7740dcd08b4dd2483e711e5a0791932"><td class="memItemLeft" align="right" valign="top">virtual <a class="el" href="classicu_1_1UObject.html">UObject</a> * </td><td class="memItemRight" valign="bottom"><a class="el" href="classicu_1_1TimeUnit.html#ab7740dcd08b4dd2483e711e5a0791932">clone</a> () const </td></tr>
<tr class="memdesc:ab7740dcd08b4dd2483e711e5a0791932"><td class="mdescLeft"> </td><td class="mdescRight">Override clone. <a href="#ab7740dcd08b4dd2483e711e5a0791932"></a><br/></td></tr>
<tr class="memitem:a4341253e5725a805315d0d23725e1f43"><td class="memItemLeft" align="right" valign="top"> </td><td class="memItemRight" valign="bottom"><a class="el" href="classicu_1_1TimeUnit.html#a4341253e5725a805315d0d23725e1f43">TimeUnit</a> (const <a class="el" href="classicu_1_1TimeUnit.html">TimeUnit</a> &other)</td></tr>
<tr class="memdesc:a4341253e5725a805315d0d23725e1f43"><td class="mdescLeft"> </td><td class="mdescRight">Copy operator. <a href="#a4341253e5725a805315d0d23725e1f43"></a><br/></td></tr>
<tr class="memitem:a2578383ac70c4e0d413d0530525371e7"><td class="memItemLeft" align="right" valign="top"><a class="el" href="classicu_1_1TimeUnit.html">TimeUnit</a> & </td><td class="memItemRight" valign="bottom"><a class="el" href="classicu_1_1TimeUnit.html#a2578383ac70c4e0d413d0530525371e7">operator=</a> (const <a class="el" href="classicu_1_1TimeUnit.html">TimeUnit</a> &other)</td></tr>
<tr class="memdesc:a2578383ac70c4e0d413d0530525371e7"><td class="mdescLeft"> </td><td class="mdescRight">Assignment operator. <a href="#a2578383ac70c4e0d413d0530525371e7"></a><br/></td></tr>
<tr class="memitem:adabd676dfbfe81e1d5a741a8d443b8f2"><td class="memItemLeft" align="right" valign="top">virtual <a class="el" href="umachine_8h.html#a349ef00011f20ccd1d3b424445681aa5">UBool</a> </td><td class="memItemRight" valign="bottom"><a class="el" href="classicu_1_1TimeUnit.html#adabd676dfbfe81e1d5a741a8d443b8f2">operator==</a> (const <a class="el" href="classicu_1_1UObject.html">UObject</a> &other) const </td></tr>
<tr class="memdesc:adabd676dfbfe81e1d5a741a8d443b8f2"><td class="mdescLeft"> </td><td class="mdescRight">Equality operator. <a href="#adabd676dfbfe81e1d5a741a8d443b8f2"></a><br/></td></tr>
<tr class="memitem:a187578702177490ac323b55303079b7c"><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_1TimeUnit.html#a187578702177490ac323b55303079b7c">operator!=</a> (const <a class="el" href="classicu_1_1UObject.html">UObject</a> &other) const </td></tr>
<tr class="memdesc:a187578702177490ac323b55303079b7c"><td class="mdescLeft"> </td><td class="mdescRight">Non-Equality operator. <a href="#a187578702177490ac323b55303079b7c"></a><br/></td></tr>
<tr class="memitem:ab62359b1949e97c58cf9ed619d7d1fb3"><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_1TimeUnit.html#ab62359b1949e97c58cf9ed619d7d1fb3">getDynamicClassID</a> () const </td></tr>
<tr class="memdesc:ab62359b1949e97c58cf9ed619d7d1fb3"><td class="mdescLeft"> </td><td class="mdescRight">Returns a unique class ID for this object POLYMORPHICALLY. <a href="#ab62359b1949e97c58cf9ed619d7d1fb3"></a><br/></td></tr>
<tr class="memitem:ad1448a7338d5a0990780c4a766c31665"><td class="memItemLeft" align="right" valign="top"><a class="el" href="classicu_1_1TimeUnit.html#a7d8a7598822d1b8acbd4631afe2071a8">UTimeUnitFields</a> </td><td class="memItemRight" valign="bottom"><a class="el" href="classicu_1_1TimeUnit.html#ad1448a7338d5a0990780c4a766c31665">getTimeUnitField</a> () const </td></tr>
<tr class="memdesc:ad1448a7338d5a0990780c4a766c31665"><td class="mdescLeft"> </td><td class="mdescRight">Get time unit field. <a href="#ad1448a7338d5a0990780c4a766c31665"></a><br/></td></tr>
<tr class="memitem:a6a3c86c5d7985cc789dc0256236b4022"><td class="memItemLeft" align="right" valign="top">virtual </td><td class="memItemRight" valign="bottom"><a class="el" href="classicu_1_1TimeUnit.html#a6a3c86c5d7985cc789dc0256236b4022">~TimeUnit</a> ()</td></tr>
<tr class="memdesc:a6a3c86c5d7985cc789dc0256236b4022"><td class="mdescLeft"> </td><td class="mdescRight">Destructor. <a href="#a6a3c86c5d7985cc789dc0256236b4022"></a><br/></td></tr>
<tr class="inherit_header pub_methods_classicu_1_1MeasureUnit"><td colspan="2" onclick="javascript:toggleInherit('pub_methods_classicu_1_1MeasureUnit')"><img src="closed.png" alt="-"/> Public Member Functions inherited from <a class="el" href="classicu_1_1MeasureUnit.html">icu::MeasureUnit</a></td></tr>
<tr class="memitem:ab1cbd9dbd3f2c4724b7e7a997d46353e inherit pub_methods_classicu_1_1MeasureUnit"><td class="memItemLeft" align="right" valign="top">virtual </td><td class="memItemRight" valign="bottom"><a class="el" href="classicu_1_1MeasureUnit.html#ab1cbd9dbd3f2c4724b7e7a997d46353e">~MeasureUnit</a> ()</td></tr>
<tr class="memdesc:ab1cbd9dbd3f2c4724b7e7a997d46353e inherit pub_methods_classicu_1_1MeasureUnit"><td class="mdescLeft"> </td><td class="mdescRight">Destructor. <a href="#ab1cbd9dbd3f2c4724b7e7a997d46353e"></a><br/></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="#af10026497704f510d3d1f2eff50acb18"></a><br/></td></tr>
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<tr class="heading"><td colspan="2"><h2><a name="pub-static-methods"></a>
Static Public Member Functions</h2></td></tr>
<tr class="memitem:aed77c2561b098535a49d683066319c9e"><td class="memItemLeft" align="right" valign="top">static <a class="el" href="classicu_1_1TimeUnit.html">TimeUnit</a> * </td><td class="memItemRight" valign="bottom"><a class="el" href="classicu_1_1TimeUnit.html#aed77c2561b098535a49d683066319c9e">createInstance</a> (<a class="el" href="classicu_1_1TimeUnit.html#a7d8a7598822d1b8acbd4631afe2071a8">UTimeUnitFields</a> timeUnitField, <a class="el" href="utypes_8h.html#a3343c1c8a8377277046774691c98d78c">UErrorCode</a> &status)</td></tr>
<tr class="memdesc:aed77c2561b098535a49d683066319c9e"><td class="mdescLeft"> </td><td class="mdescRight">Create Instance. <a href="#aed77c2561b098535a49d683066319c9e"></a><br/></td></tr>
<tr class="memitem:a37c4f9ef19e46729276b723f27125ed5"><td class="memItemLeft" align="right" valign="top">static <a class="el" href="uobject_8h.html#a22af10545208a455a6e884008df48e9f">UClassID</a> </td><td class="memItemRight" valign="bottom"><a class="el" href="classicu_1_1TimeUnit.html#a37c4f9ef19e46729276b723f27125ed5">getStaticClassID</a> ()</td></tr>
<tr class="memdesc:a37c4f9ef19e46729276b723f27125ed5"><td class="mdescLeft"> </td><td class="mdescRight">Returns the class ID for this class. <a href="#a37c4f9ef19e46729276b723f27125ed5"></a><br/></td></tr>
</table><table class="memberdecls">
<tr class="heading"><td colspan="2"><h2><a name="inherited"></a>
Additional Inherited Members</h2></td></tr>
<tr class="inherit_header pro_methods_classicu_1_1MeasureUnit"><td colspan="2" onclick="javascript:toggleInherit('pro_methods_classicu_1_1MeasureUnit')"><img src="closed.png" alt="-"/> Protected Member Functions inherited from <a class="el" href="classicu_1_1MeasureUnit.html">icu::MeasureUnit</a></td></tr>
<tr class="memitem:a9d45101320b20019fc0960073dd10b77 inherit pro_methods_classicu_1_1MeasureUnit"><td class="memItemLeft" align="right" valign="top"> </td><td class="memItemRight" valign="bottom"><a class="el" href="classicu_1_1MeasureUnit.html#a9d45101320b20019fc0960073dd10b77">MeasureUnit</a> ()</td></tr>
<tr class="memdesc:a9d45101320b20019fc0960073dd10b77 inherit pro_methods_classicu_1_1MeasureUnit"><td class="mdescLeft"> </td><td class="mdescRight">Default constructor. <a href="#a9d45101320b20019fc0960073dd10b77"></a><br/></td></tr>
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<a name="details" id="details"></a><h2>Detailed Description</h2>
<div class="textblock"><p>Measurement unit for time units. </p>
<dl class="section see"><dt>See Also</dt><dd><a class="el" href="classicu_1_1TimeUnitAmount.html" title="Express a duration as a time unit and number.">TimeUnitAmount</a> </dd>
<dd>
<a class="el" href="classicu_1_1TimeUnit.html" title="Measurement unit for time units.">TimeUnit</a> </dd></dl>
<dl class="stable"><dt><b><a class="el" href="stable.html#_stable004073">Stable:</a></b></dt><dd>ICU 4.2 </dd></dl>
<p>Definition at line <a class="el" href="tmunit_8h_source.html#l00030">30</a> of file <a class="el" href="tmunit_8h_source.html">tmunit.h</a>.</p>
</div><h2>Member Enumeration Documentation</h2>
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<td class="memname">enum <a class="el" href="classicu_1_1TimeUnit.html#a7d8a7598822d1b8acbd4631afe2071a8">icu::TimeUnit::UTimeUnitFields</a></td>
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<p>Constants for all the time units we supported. </p>
<dl class="stable"><dt><b><a class="el" href="stable.html#_stable004074">Stable:</a></b></dt><dd>ICU 4.2 </dd></dl>
<p>Definition at line <a class="el" href="tmunit_8h_source.html#l00036">36</a> of file <a class="el" href="tmunit_8h_source.html">tmunit.h</a>.</p>
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<h2>Constructor & Destructor Documentation</h2>
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<td class="memname">icu::TimeUnit::TimeUnit </td>
<td>(</td>
<td class="paramtype">const <a class="el" href="classicu_1_1TimeUnit.html">TimeUnit</a> & </td>
<td class="paramname"><em>other</em></td><td>)</td>
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<p>Copy operator. </p>
<dl class="stable"><dt><b><a class="el" href="stable.html#_stable004077">Stable:</a></b></dt><dd>ICU 4.2 </dd></dl>
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<td class="memname">virtual icu::TimeUnit::~TimeUnit </td>
<td>(</td>
<td class="paramname"></td><td>)</td>
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<span class="mlabels"><span class="mlabel">virtual</span></span> </td>
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<p>Destructor. </p>
<dl class="stable"><dt><b><a class="el" href="stable.html#_stable004084">Stable:</a></b></dt><dd>ICU 4.2 </dd></dl>
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<h2>Member Function Documentation</h2>
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<td class="memname">virtual <a class="el" href="classicu_1_1UObject.html">UObject</a>* icu::TimeUnit::clone </td>
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<td class="paramname"></td><td>)</td>
<td> const</td>
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<p>Override clone. </p>
<dl class="stable"><dt><b><a class="el" href="stable.html#_stable004076">Stable:</a></b></dt><dd>ICU 4.2 </dd></dl>
<p>Implements <a class="el" href="classicu_1_1MeasureUnit.html#a5b3808ae866fd969a5bb88cc2fa855d4">icu::MeasureUnit</a>.</p>
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<td class="memname">static <a class="el" href="classicu_1_1TimeUnit.html">TimeUnit</a>* icu::TimeUnit::createInstance </td>
<td>(</td>
<td class="paramtype"><a class="el" href="classicu_1_1TimeUnit.html#a7d8a7598822d1b8acbd4631afe2071a8">UTimeUnitFields</a> </td>
<td class="paramname"><em>timeUnitField</em>, </td>
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<td class="paramkey"></td>
<td></td>
<td class="paramtype"><a class="el" href="utypes_8h.html#a3343c1c8a8377277046774691c98d78c">UErrorCode</a> & </td>
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<td>)</td>
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<p>Create Instance. </p>
<dl class="params"><dt>Parameters</dt><dd>
<table class="params">
<tr><td class="paramname">timeUnitField</td><td>time unit field based on which the instance is created. </td></tr>
<tr><td class="paramname">status</td><td>input-output error code. If the timeUnitField is invalid, then this will be set to U_ILLEGAL_ARGUMENT_ERROR. </td></tr>
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</dd>
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<dl class="section return"><dt>Returns</dt><dd>a <a class="el" href="classicu_1_1TimeUnit.html" title="Measurement unit for time units.">TimeUnit</a> instance </dd></dl>
<dl class="stable"><dt><b><a class="el" href="stable.html#_stable004075">Stable:</a></b></dt><dd>ICU 4.2 </dd></dl>
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<td class="memname">virtual <a class="el" href="uobject_8h.html#a22af10545208a455a6e884008df48e9f">UClassID</a> icu::TimeUnit::getDynamicClassID </td>
<td>(</td>
<td class="paramname"></td><td>)</td>
<td> const</td>
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<p>Returns a unique class ID for this object POLYMORPHICALLY. </p>
<p>This method implements a simple form of RTTI used by ICU. </p>
<dl class="section return"><dt>Returns</dt><dd>The class ID for this object. All objects of a given class have the same class ID. Objects of other classes have different class IDs. </dd></dl>
<dl class="stable"><dt><b><a class="el" href="stable.html#_stable004081">Stable:</a></b></dt><dd>ICU 4.2 </dd></dl>
<p>Reimplemented from <a class="el" href="classicu_1_1UObject.html#a1aa93096e880907080b503ff1fb0f8bc">icu::UObject</a>.</p>
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<td class="memname">static <a class="el" href="uobject_8h.html#a22af10545208a455a6e884008df48e9f">UClassID</a> icu::TimeUnit::getStaticClassID </td>
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<p>Returns the class ID for this class. </p>
<p>This is used to compare to the return value of <a class="el" href="classicu_1_1TimeUnit.html#ab62359b1949e97c58cf9ed619d7d1fb3" title="Returns a unique class ID for this object POLYMORPHICALLY.">getDynamicClassID()</a>. </p>
<dl class="section return"><dt>Returns</dt><dd>The class ID for all objects of this class. </dd></dl>
<dl class="stable"><dt><b><a class="el" href="stable.html#_stable004082">Stable:</a></b></dt><dd>ICU 4.2 </dd></dl>
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<td class="memname"><a class="el" href="classicu_1_1TimeUnit.html#a7d8a7598822d1b8acbd4631afe2071a8">UTimeUnitFields</a> icu::TimeUnit::getTimeUnitField </td>
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<p>Get time unit field. </p>
<dl class="section return"><dt>Returns</dt><dd>time unit field. </dd></dl>
<dl class="stable"><dt><b><a class="el" href="stable.html#_stable004083">Stable:</a></b></dt><dd>ICU 4.2 </dd></dl>
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<td class="memname"><a class="el" href="umachine_8h.html#a349ef00011f20ccd1d3b424445681aa5">UBool</a> icu::TimeUnit::operator!= </td>
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<p>Non-Equality operator. </p>
<dl class="section return"><dt>Returns</dt><dd>true if 2 objects are not the same. </dd></dl>
<dl class="stable"><dt><b><a class="el" href="stable.html#_stable004080">Stable:</a></b></dt><dd>ICU 4.2 </dd></dl>
<p>Definition at line <a class="el" href="tmunit_8h_source.html#l00138">138</a> of file <a class="el" href="tmunit_8h_source.html">tmunit.h</a>.</p>
<p>References <a class="el" href="namespaceicu.html#a1c2f6ca43e636f38d1a3291eb851e9f0">icu::operator==()</a>.</p>
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<td class="memname"><a class="el" href="classicu_1_1TimeUnit.html">TimeUnit</a>& icu::TimeUnit::operator= </td>
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<p>Assignment operator. </p>
<dl class="stable"><dt><b><a class="el" href="stable.html#_stable004078">Stable:</a></b></dt><dd>ICU 4.2 </dd></dl>
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<td class="memname">virtual <a class="el" href="umachine_8h.html#a349ef00011f20ccd1d3b424445681aa5">UBool</a> icu::TimeUnit::operator== </td>
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<p>Equality operator. </p>
<dl class="section return"><dt>Returns</dt><dd>true if 2 objects are the same. </dd></dl>
<dl class="stable"><dt><b><a class="el" href="stable.html#_stable004079">Stable:</a></b></dt><dd>ICU 4.2 </dd></dl>
<p>Implements <a class="el" href="classicu_1_1MeasureUnit.html#a67807a00179beb27b4ab9dfe65e9d64b">icu::MeasureUnit</a>.</p>
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<hr/>The documentation for this class was generated from the following file:<ul>
<li><a class="el" href="tmunit_8h_source.html">tmunit.h</a></li>
</ul>
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