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<title>Creates a new code object</title>
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<h1 class="refname">MongoCode::__construct</h1>
<p class="verinfo">(PECL mongo >= 0.8.3)</p><p class="refpurpose"><span class="refname">MongoCode::__construct</span> — <span class="dc-title">Creates a new code object</span></p>
</div>
<div class="refsect1 description" id="refsect1-mongocode.construct-description">
<h3 class="title">Description</h3>
<div class="methodsynopsis dc-description">
<span class="modifier">public</span> <span class="methodname"><strong>MongoCode::__construct</strong></span>
( <span class="methodparam"><span class="type">string</span> <code class="parameter">$code</code></span>
[, <span class="methodparam"><span class="type">array</span> <code class="parameter">$scope</code><span class="initializer"> = array()</span></span>
] )</div>
</div>
<div class="refsect1 parameters" id="refsect1-mongocode.construct-parameters">
<h3 class="title">Parameters</h3>
<p class="para">
<dl>
<dt>
<span class="term">
<em><code class="parameter">code</code></em>
</span>
<dd>
<p class="para">
A string of code.
</p>
</dd>
</dt>
<dt>
<span class="term">
<em><code class="parameter">scope</code></em>
</span>
<dd>
<p class="para">
The scope to use for the code.
</p>
</dd>
</dt>
</dl>
</p>
</div>
<div class="refsect1 returnvalues" id="refsect1-mongocode.construct-returnvalues">
<h3 class="title">Return Values</h3>
<p class="para">
Returns a new code object.
</p>
</div>
<div class="refsect1 examples" id="refsect1-mongocode.construct-examples">
<h3 class="title">Examples</h3>
<div class="example" id="example-1492">
<p><strong>Example #1 <span class="methodname"><strong>MongoCode::__construct()</strong></span> example</strong></p>
<div class="example-contents">
<div class="phpcode"><code><span style="color: #000000">
<span style="color: #0000BB"><?php<br /><br />$code </span><span style="color: #007700">= new </span><span style="color: #0000BB">MongoCode</span><span style="color: #007700">(</span><span style="color: #DD0000">'function() { '</span><span style="color: #007700">.<br /> </span><span style="color: #DD0000">'for(i=0;i<10;i++) {'</span><span style="color: #007700">.<br /> </span><span style="color: #DD0000">'db.foo.update({z : i}, {z : x});'</span><span style="color: #007700">.<br /> </span><span style="color: #DD0000">'}'</span><span style="color: #007700">.<br /> </span><span style="color: #DD0000">'return x-1;'</span><span style="color: #007700">.<br /> </span><span style="color: #DD0000">'}'</span><span style="color: #007700">, array(</span><span style="color: #DD0000">"x" </span><span style="color: #007700">=> </span><span style="color: #0000BB">4</span><span style="color: #007700">));<br /></span><span style="color: #0000BB">var_dump</span><span style="color: #007700">(</span><span style="color: #0000BB">$code</span><span style="color: #007700">);<br /><br /></span><span style="color: #0000BB">?></span>
</span>
</code></div>
</div>
<div class="example-contents"><p>The above example will output
something similar to:</p></div>
<div class="example-contents screen">
<div class="cdata"><pre>
object(MongoCode)#1 (2) {
["scope"]=>
array(1) {
["x"]=>
int(4)
}
["code"]=>
string(80) "function() { for(i=0;i<10;i++) { db.foo.update({z : i}, {z : x}); } return x-1; }"
}
</pre></div>
</div>
</div>
<div class="example" id="example-1493">
<p><strong>Example #2 Using <a href="class.mongocode.html" class="classname">MongoCode</a> with $where</strong></p>
<div class="example-contents"><p>
This example queries a collection for elements where the 'x' fields is less than $y. Notice that
PHP objects can be passed into the JavaScript scope and that the JavaScript function returns a boolean.
</p></div>
<div class="example-contents">
<div class="phpcode"><code><span style="color: #000000">
<span style="color: #0000BB"><?php<br /><br />$cursor </span><span style="color: #007700">= </span><span style="color: #0000BB">$collection</span><span style="color: #007700">-></span><span style="color: #0000BB">find</span><span style="color: #007700">(array(</span><span style="color: #DD0000">'$where' </span><span style="color: #007700">=> new </span><span style="color: #0000BB">MongoCode</span><span style="color: #007700">(</span><span style="color: #DD0000">'function() { return this.x < y; }'</span><span style="color: #007700">, array(</span><span style="color: #DD0000">'y'</span><span style="color: #007700">=></span><span style="color: #0000BB">$y</span><span style="color: #007700">))));<br /><br /></span><span style="color: #0000BB">?></span>
</span>
</code></div>
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