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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>Constructs an enumeger object type</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="class.splenum.html">SplEnum</a></div> <div class="next" style="text-align: right; float: right;"><a href="class.splbool.html">SplBool</a></div> <div class="up"><a href="class.splenum.html">SplEnum</a></div> <div class="home"><a href="index.html">PHP Manual</a></div></div><hr /><div id="splenum.construct" class="refentry"> <div class="refnamediv"> <h1 class="refname">SplEnum::__construct</h1> <p class="verinfo">(No version information available, might be only in CVS)</p><p class="refpurpose"><span class="refname">SplEnum::__construct</span> — <span class="dc-title">Constructs an enumeger object type</span></p> </div> <div class="refsect1 description"> <h3 class="title">Description</h3> <div class="constructorsynopsis dc-description"> <span class="methodname"><b><b>SplEnum::__construct</b></b></span> ( <span class="methodparam">void</span> )</div> <p class="para rdfs-comment"> This constructor is used to set the value and the strictness of the "Enum" Object. </p> </div> <div class="refsect1 parameters"> <h3 class="title">Parameters</h3> <p class="para"> <dl> <dt> <span class="term"><i><tt class="parameter">input</tt></i></span> <dd> <p class="para"> The <i><tt class="parameter">input</tt></i> parameter accepts an <a href="language.types.integer.html" class="type integer">integer</a> and will throw an <b class="classname">UnexpectedValueException</b> if anything else is passed. </p> </dd> </dt> <dt> <span class="term"><i><tt class="parameter">strict</tt></i></span> <dd> <p class="para"> A <a href="language.types.boolean.html" class="type boolean">boolean</a> variable to indicate wether the object's strictness should be set or not. </p> </dd> </dt> </dl> </p> </div> <div class="refsect1 returnvalues"> <h3 class="title">Return Values</h3> <p class="para"> No value is returned. </p> </div> <div class="refsect1 examples"> <h3 class="title">Examples</h3> <p class="para"> <div class="example"> <p><b>Example #1 <b>SplEnum::__construct()</b> example</b></p> <div class="example-contents"><div class="phpcode"><code><span style="color: #000000"><span style="color: #0000BB"><?php<br /><br /></span><span style="color: #007700">class </span><span style="color: #0000BB">EnumOne </span><span style="color: #007700">extends </span><span style="color: #0000BB">SplEnum<br /></span><span style="color: #007700">{<br /> const </span><span style="color: #0000BB">__default </span><span style="color: #007700">= </span><span style="color: #0000BB">1</span><span style="color: #007700">;<br />}<br /><br />class </span><span style="color: #0000BB">EnumTwo </span><span style="color: #007700">extends </span><span style="color: #0000BB">SplEnum<br /></span><span style="color: #007700">{<br /> const </span><span style="color: #0000BB">__default </span><span style="color: #007700">= </span><span style="color: #0000BB">2</span><span style="color: #007700">;<br />}<br /><br />class </span><span style="color: #0000BB">EnumThree </span><span style="color: #007700">extends </span><span style="color: #0000BB">SplEnum<br /></span><span style="color: #007700">{<br /> const </span><span style="color: #0000BB">__default </span><span style="color: #007700">= </span><span style="color: #0000BB">3</span><span style="color: #007700">;<br />}<br /><br /></span><span style="color: #0000BB">$enumOne </span><span style="color: #007700">= new </span><span style="color: #0000BB">EnumOne</span><span style="color: #007700">();<br /></span><span style="color: #0000BB">$enumTwo </span><span style="color: #007700">= new </span><span style="color: #0000BB">EnumTwo</span><span style="color: #007700">();<br /></span><span style="color: #0000BB">$enumThree </span><span style="color: #007700">= new </span><span style="color: #0000BB">EnumThree</span><span style="color: #007700">();<br /><br /><br />echo </span><span style="color: #DD0000">'Enum one : ' </span><span style="color: #007700">. </span><span style="color: #0000BB">$enumOne </span><span style="color: #007700">. </span><span style="color: #0000BB">PHP_EOL</span><span style="color: #007700">;<br />echo </span><span style="color: #DD0000">'Enum two : ' </span><span style="color: #007700">. </span><span style="color: #0000BB">$enumTwo </span><span style="color: #007700">. </span><span style="color: #0000BB">PHP_EOL</span><span style="color: #007700">;<br />echo </span><span style="color: #DD0000">'Enum three: ' </span><span style="color: #007700">. </span><span style="color: #0000BB">$enumThree </span><span style="color: #007700">. </span><span style="color: #0000BB">PHP_EOL</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"><pre><div class="cdata"><pre>Enum one : 1Enum two : 2Enum three: 3</pre></div> </pre></div> </div> </p> </div></div><hr /><div style="text-align: center;"> <div class="prev" style="text-align: left; float: left;"><a href="class.splenum.html">SplEnum</a></div> <div class="next" style="text-align: right; float: right;"><a href="class.splbool.html">SplBool</a></div> <div class="up"><a href="class.splenum.html">SplEnum</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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