function.cal-days-in-month.html
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<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd"><html> <head> <title>Return the number of days in a month for a given year and calendar</title> <meta http-equiv="content-type" content="text/html; charset=UTF-8"> </head> <body><div style="text-align: center;"> <div class="prev" style="text-align: left; float: left;"><a href="ref.calendar.html">Calendar Functions</a></div> <div class="next" style="text-align: right; float: right;"><a href="function.cal-from-jd.html">cal_from_jd</a></div> <div class="up"><a href="ref.calendar.html">Calendar Functions</a></div> <div class="home"><a href="index.html">PHP Manual</a></div></div><hr /><div id="function.cal-days-in-month" class="refentry"> <div class="refnamediv"> <h1 class="refname">cal_days_in_month</h1> <p class="verinfo">(PHP 4 >= 4.0.7, PHP 5)</p><p class="refpurpose"><span class="refname">cal_days_in_month</span> — <span class="dc-title">Return the number of days in a month for a given year and calendar</span></p> </div> <div class="refsect1 description"> <h3 class="title">Description</h3> <div class="methodsynopsis dc-description"> <span class="type">int</span> <span class="methodname"><b><b>cal_days_in_month</b></b></span> ( <span class="methodparam"><span class="type">int</span> <tt class="parameter">$calendar</tt></span> , <span class="methodparam"><span class="type">int</span> <tt class="parameter">$month</tt></span> , <span class="methodparam"><span class="type">int</span> <tt class="parameter">$year</tt></span> )</div> <p class="para rdfs-comment"> This function will return the number of days in the <i><tt class="parameter">month</tt></i> of <i><tt class="parameter">year</tt></i> for the specified <i><tt class="parameter">calendar</tt></i>. </p> </div> <div class="refsect1 parameters"> <h3 class="title">Parameters</h3> <p class="para"> <dl> <dt> <span class="term"><i><tt class="parameter">calendar</tt></i></span> <dd> <p class="para"> Calendar to use for calculation </p> </dd> </dt> <dt> <span class="term"><i><tt class="parameter">month</tt></i></span> <dd> <p class="para"> Month in the selected calendar </p> </dd> </dt> <dt> <span class="term"><i><tt class="parameter">year</tt></i></span> <dd> <p class="para"> Year in the selected calendar </p> </dd> </dt> </dl> </p> </div> <div class="refsect1 returnvalues"> <h3 class="title">Return Values</h3> <p class="para"> The length in days of the selected month in the given calendar </p> </div> <div class="refsect1 examples"> <h3 class="title">Examples</h3> <p class="para"> <div class="example"> <p><b>Example #1 <b>cal_days_in_month()</b> example</b></p> <div class="example-contents"><div class="phpcode"><code><span style="color: #000000"><span style="color: #0000BB"><?php<br />$num </span><span style="color: #007700">= </span><span style="color: #0000BB">cal_days_in_month</span><span style="color: #007700">(</span><span style="color: #0000BB">CAL_GREGORIAN</span><span style="color: #007700">, </span><span style="color: #0000BB">8</span><span style="color: #007700">, </span><span style="color: #0000BB">2003</span><span style="color: #007700">); </span><span style="color: #FF8000">// 31<br /></span><span style="color: #007700">echo </span><span style="color: #DD0000">"There was $num days in August 2003"</span><span style="color: #007700">;<br /></span><span style="color: #0000BB">?></span></span></code></div> </div> </div> </p> </div></div><hr /><div style="text-align: center;"> <div class="prev" style="text-align: left; float: left;"><a href="ref.calendar.html">Calendar Functions</a></div> <div class="next" style="text-align: right; float: right;"><a href="function.cal-from-jd.html">cal_from_jd</a></div> <div class="up"><a href="ref.calendar.html">Calendar Functions</a></div> <div class="home"><a href="index.html">PHP Manual</a></div></div></body></html>⌨️ 快捷键说明
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