Source of: /manual/en/function.ob-get-length.php
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<div id="function.ob-get-length" class="refentry">
<div class="refnamediv">
<h1 class="refname">ob_get_length</h1>
<p class="verinfo">(PHP 4 >= 4.0.2, PHP 5)</p><p class="refpurpose"><span class="refname">ob_get_length</span> — <span class="dc-title">Return the length of the output buffer</span></p>
</div>
<a name="function.ob-get-length.description"></a><div class="refsect1 description">
<h3 class="title">Description</h3>
<div class="methodsynopsis dc-description">
<span class="type">int</span> <span class="methodname"><b>ob_get_length</b></span>
( <span class="methodparam">void</span>
)</div>
<p class="para rdfs-comment">
This will return the length of the contents in the output buffer.
</p>
</div>
<a name="function.ob-get-length.returnvalues"></a><div class="refsect1 returnvalues">
<h3 class="title">Return Values</h3>
<p class="para">
Returns the length of the output buffer contents or <b><tt class="constant">FALSE</tt></b> if no
buffering is active.
</p>
</div>
<a name="function.ob-get-length.examples"></a><div class="refsect1 examples">
<h3 class="title">Examples</h3>
<p class="para">
</p><div class="example">
<p><b>Example #1 A simple <b>ob_get_length()</b> example</b></p>
<div class="example-contents programlisting">
<div class="phpcode"><code><span style="color: #000000">
<span style="color: #0000BB"><?php<br /><br />ob_start</span><span style="color: #007700">();<br /><br />echo </span><span style="color: #DD0000">"Hello "</span><span style="color: #007700">;<br /><br /></span><span style="color: #0000BB">$len1 </span><span style="color: #007700">= </span><span style="color: #0000BB">ob_get_length</span><span style="color: #007700">();<br /><br />echo </span><span style="color: #DD0000">"World"</span><span style="color: #007700">;<br /><br /></span><span style="color: #0000BB">$len2 </span><span style="color: #007700">= </span><span style="color: #0000BB">ob_get_length</span><span style="color: #007700">();<br /><br /></span><span style="color: #0000BB">ob_end_clean</span><span style="color: #007700">();<br /><br />echo </span><span style="color: #0000BB">$len1 </span><span style="color: #007700">. </span><span style="color: #DD0000">", ." </span><span style="color: #007700">. </span><span style="color: #0000BB">$len2</span><span style="color: #007700">;<br /></span><span style="color: #0000BB">?></span>
</span>
</code></div>
</div>
<div class="example-contents para"><p>The above example will output:</p></div>
<div class="example-contents screen">
<div class="cdata"><pre>
6, 11
</pre></div>
</div>
</div><p>
</p>
</div>
<a name="function.ob-get-length.seealso"></a><div class="refsect1 seealso">
<h3 class="title">See Also</h3>
<p class="para">
</p><ul class="simplelist">
<li class="member"><a href="function.ob-start.php" class="function" rel="rdfs-seeAlso">ob_start()</a> - Turn on output buffering</li>
<li class="member"><a href="function.ob-get-contents.php" class="function" rel="rdfs-seeAlso">ob_get_contents()</a> - Return the contents of the output buffer</li>
</ul><p>
</p>
</div>
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