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<title>Binds and calls the closure</title>
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<h1 class="refname">Closure::call</h1>
<p class="verinfo">(PHP 7)</p><p class="refpurpose"><span class="refname">Closure::call</span> — <span class="dc-title">Binds and calls the closure</span></p>
</div>
<div class="refsect1 description" id="refsect1-closure.call-description">
<h3 class="title">Description</h3>
<div class="methodsynopsis dc-description">
<span class="modifier">public</span> <span class="type"><a href="language.pseudo-types.html#language.types.mixed" class="type mixed">mixed</a></span> <span class="methodname"><strong>Closure::call</strong></span>
( <span class="methodparam"><span class="type">object</span> <code class="parameter">$newthis</code></span>
[, <span class="methodparam"><span class="type"><a href="language.pseudo-types.html#language.types.mixed" class="type mixed">mixed</a></span> <code class="parameter">$...</code></span>
] )</div>
<p class="para rdfs-comment">
Temporarily binds the closure to <code class="parameter">newthis</code>, and calls
it with any given parameters.
</p>
</div>
<div class="refsect1 parameters" id="refsect1-closure.call-parameters">
<h3 class="title">Parameters</h3>
<dl>
<dt>
<code class="parameter">newthis</code></dt>
<dd>
<p class="para">
The <span class="type"><a href="language.types.object.html" class="type object">object</a></span> to bind the closure to for the duration of the
call.
</p>
</dd>
<dt>
<code class="parameter">...</code></dt>
<dd>
<p class="para">
Zero or more parameters, which will be given as parameters to the
closure.
</p>
</dd>
</dl>
</div>
<div class="refsect1 returnvalues" id="refsect1-closure.call-returnvalues">
<h3 class="title">Return Values</h3>
<p class="para">
Returns the return value of the closure.
</p>
</div>
<div class="refsect1 examples" id="refsect1-closure.call-examples">
<h3 class="title">Examples</h3>
<div class="example" id="example-330">
<p><strong>Example #1 <span class="function"><strong>Closure::call()</strong></span> example</strong></p>
<div class="example-contents">
<div class="phpcode"><code><span style="color: #000000">
<span style="color: #0000BB"><?php<br /></span><span style="color: #007700">class </span><span style="color: #0000BB">Value </span><span style="color: #007700">{<br /> protected </span><span style="color: #0000BB">$value</span><span style="color: #007700">;<br /><br /> public function </span><span style="color: #0000BB">__construct</span><span style="color: #007700">(</span><span style="color: #0000BB">$value</span><span style="color: #007700">) {<br /> </span><span style="color: #0000BB">$this</span><span style="color: #007700">-></span><span style="color: #0000BB">value </span><span style="color: #007700">= </span><span style="color: #0000BB">$value</span><span style="color: #007700">;<br /> }<br /><br /> public function </span><span style="color: #0000BB">getValue</span><span style="color: #007700">() {<br /> return </span><span style="color: #0000BB">$this</span><span style="color: #007700">-></span><span style="color: #0000BB">value</span><span style="color: #007700">;<br /> }<br />}<br /><br /></span><span style="color: #0000BB">$three </span><span style="color: #007700">= new </span><span style="color: #0000BB">Value</span><span style="color: #007700">(</span><span style="color: #0000BB">3</span><span style="color: #007700">);<br /></span><span style="color: #0000BB">$four </span><span style="color: #007700">= new </span><span style="color: #0000BB">Value</span><span style="color: #007700">(</span><span style="color: #0000BB">4</span><span style="color: #007700">);<br /><br /></span><span style="color: #0000BB">$closure </span><span style="color: #007700">= function (</span><span style="color: #0000BB">$delta</span><span style="color: #007700">) { </span><span style="color: #0000BB">var_dump</span><span style="color: #007700">(</span><span style="color: #0000BB">$this</span><span style="color: #007700">-></span><span style="color: #0000BB">getValue</span><span style="color: #007700">() + </span><span style="color: #0000BB">$delta</span><span style="color: #007700">); };<br /></span><span style="color: #0000BB">$closure</span><span style="color: #007700">-></span><span style="color: #0000BB">call</span><span style="color: #007700">(</span><span style="color: #0000BB">$three</span><span style="color: #007700">, </span><span style="color: #0000BB">4</span><span style="color: #007700">);<br /></span><span style="color: #0000BB">$closure</span><span style="color: #007700">-></span><span style="color: #0000BB">call</span><span style="color: #007700">(</span><span style="color: #0000BB">$four</span><span style="color: #007700">, </span><span style="color: #0000BB">4</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>
int(7)
int(8)
</pre></div>
</div>
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