<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd"> <html> <head> <meta http-equiv="content-type" content="text/html; charset=UTF-8"> <title>Gets the start date</title> </head> <body><div class="manualnavbar" style="text-align: center;"> <div class="prev" style="text-align: left; float: left;"><a href="dateperiod.getenddate.html">DatePeriod::getEndDate</a></div> <div class="next" style="text-align: right; float: right;"><a href="ref.datetime.html">Date/Time Functions</a></div> <div class="up"><a href="class.dateperiod.html">DatePeriod</a></div> <div class="home"><a href="index.html">PHP Manual</a></div> </div><hr /><div id="dateperiod.getstartdate" class="refentry"> <div class="refnamediv"> <h1 class="refname">DatePeriod::getStartDate</h1> <p class="verinfo">(PHP 5 >= 5.6.5, PHP 7)</p><p class="refpurpose"><span class="refname">DatePeriod::getStartDate</span> — <span class="dc-title"> Gets the start date </span></p> </div> <div class="refsect1 description" id="refsect1-dateperiod.getstartdate-description"> <h3 class="title">Description</h3> <p class="para">Object oriented style</p> <div class="methodsynopsis dc-description"> <span class="modifier">public</span> <span class="type"><a href="class.datetimeinterface.html" class="type DateTimeInterface">DateTimeInterface</a></span> <span class="methodname"><strong>DatePeriod::getStartDate</strong></span> ( <span class="methodparam">void</span> )</div> <p class="para rdfs-comment"> Gets the start date of the period. </p> </div> <div class="refsect1 parameters" id="refsect1-dateperiod.getstartdate-parameters"> <h3 class="title">Parameters</h3> <p class="para">This function has no parameters.</p> </div> <div class="refsect1 returnvalues" id="refsect1-dateperiod.getstartdate-returnvalues"> <h3 class="title">Return Values</h3> <p class="para"> Returns a <a href="class.datetimeimmutable.html" class="classname">DateTimeImmutable</a> <span class="type"><a href="language.types.object.html" class="type object">object</a></span> when the <a href="class.dateperiod.html" class="classname">DatePeriod</a> is initialized with a <a href="class.datetimeimmutable.html" class="classname">DateTimeImmutable</a> <span class="type"><a href="language.types.object.html" class="type object">object</a></span> as the <code class="parameter">start</code> parameter. </p> <p class="para"> Returns a <a href="class.datetime.html" class="classname">DateTime</a> <span class="type"><a href="language.types.object.html" class="type object">object</a></span> otherwise. </p> </div> <div class="refsect1 examples" id="refsect1-dateperiod.getstartdate-examples"> <h3 class="title">Examples</h3> <div class="example" id="example-2786"> <p><strong>Example #1 <span class="methodname"><strong>DatePeriod::getStartDate()</strong></span> example</strong></p> <div class="example-contents"> <div class="phpcode"><code><span style="color: #000000"> <span style="color: #0000BB"><?php<br />$period </span><span style="color: #007700">= new </span><span style="color: #0000BB">DatePeriod</span><span style="color: #007700">(</span><span style="color: #DD0000">'R7/2016-05-16T00:00:00Z/P1D'</span><span style="color: #007700">);<br /></span><span style="color: #0000BB">$start </span><span style="color: #007700">= </span><span style="color: #0000BB">$period</span><span style="color: #007700">-></span><span style="color: #0000BB">getStartDate</span><span style="color: #007700">();<br />echo </span><span style="color: #0000BB">$start</span><span style="color: #007700">-></span><span style="color: #0000BB">format</span><span style="color: #007700">(</span><span style="color: #0000BB">DateTime</span><span style="color: #007700">::</span><span style="color: #0000BB">ISO8601</span><span style="color: #007700">);<br /></span><span style="color: #0000BB">?></span> </span> </code></div> </div> <div class="example-contents"><p>The above example will output:</p></div> <div class="example-contents screen"> <div class="cdata"><pre> 2016-05-16T00:00:00+0000 </pre></div> </div> </div> </div> <div class="refsect1 seealso" id="refsect1-dateperiod.getstartdate-seealso"> <h3 class="title">See Also</h3> <ul class="simplelist"> <li class="member"><span class="methodname"><a href="dateperiod.getenddate.html" class="methodname" rel="rdfs-seeAlso">DatePeriod::getEndDate()</a> - Gets the end date</span></li> <li class="member"><span class="methodname"><a href="dateperiod.getdateinterval.html" class="methodname" rel="rdfs-seeAlso">DatePeriod::getDateInterval()</a> - Gets the interval</span></li> </ul> </div> </div><hr /><div class="manualnavbar" style="text-align: center;"> <div class="prev" style="text-align: left; 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