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  <div class="section" id="typography-helper">
<h1>Typography Helper<a class="headerlink" href="#typography-helper" title="Permalink to this headline">¶</a></h1>
<p>The Typography Helper file contains functions that help your format text
in semantically relevant ways.</p>
<div class="contents local topic" id="contents">
<ul class="simple">
<li><a class="reference internal" href="#loading-this-helper" id="id1">Loading this Helper</a></li>
<li><a class="reference internal" href="#available-functions" id="id2">Available Functions</a></li>
</ul>
</div>
<div class="custom-index container"></div><div class="section" id="loading-this-helper">
<h2><a class="toc-backref" href="#id1">Loading this Helper</a><a class="headerlink" href="#loading-this-helper" title="Permalink to this headline">¶</a></h2>
<p>This helper is loaded using the following code:</p>
<div class="highlight-ci"><div class="highlight"><pre><span></span><span class="nv">$this</span><span class="o">-&gt;</span><span class="na">load</span><span class="o">-&gt;</span><span class="na">helper</span><span class="p">(</span><span class="s1">&#39;typography&#39;</span><span class="p">);</span>
</pre></div>
</div>
</div>
<div class="section" id="available-functions">
<h2><a class="toc-backref" href="#id2">Available Functions</a><a class="headerlink" href="#available-functions" title="Permalink to this headline">¶</a></h2>
<p>The following functions are available:</p>
<dl class="function">
<dt id="auto_typography">
<tt class="descname">auto_typography</tt><big>(</big><em>$str</em><span class="optional">[</span>, <em>$reduce_linebreaks = FALSE</em><span class="optional">]</span><big>)</big><a class="headerlink" href="#auto_typography" title="Permalink to this definition">¶</a></dt>
<dd><table class="docutils field-list" frame="void" rules="none">
<col class="field-name" />
<col class="field-body" />
<tbody valign="top">
<tr class="field-odd field"><th class="field-name">Parameters:</th><td class="field-body"><ul class="first simple">
<li><strong>$str</strong> (<em>string</em>) &#8211; Input string</li>
<li><strong>$reduce_linebreaks</strong> (<em>bool</em>) &#8211; Whether to reduce multiple instances of double newlines to two</li>
</ul>
</td>
</tr>
<tr class="field-even field"><th class="field-name">Returns:</th><td class="field-body"><p class="first">HTML-formatted typography-safe string</p>
</td>
</tr>
<tr class="field-odd field"><th class="field-name">Return type:</th><td class="field-body"><p class="first last">string</p>
</td>
</tr>
</tbody>
</table>
<p>Formats text so that it is semantically and typographically correct
HTML.</p>
<p>This function is an alias for <tt class="docutils literal"><span class="pre">CI_Typography::auto_typography()</span></tt>.
For more info, please see the <a class="reference internal" href="../libraries/typography.html"><em>Typography Library</em></a> documentation.</p>
<p>Usage example:</p>
<div class="highlight-ci"><div class="highlight"><pre><span></span><span class="nv">$string</span> <span class="o">=</span> <span class="nx">auto_typography</span><span class="p">(</span><span class="nv">$string</span><span class="p">);</span>
</pre></div>
</div>
<div class="admonition note">
<p class="first admonition-title">Note</p>
<p class="last">Typographic formatting can be processor intensive, particularly if
you have a lot of content being formatted. If you choose to use this
function you may want to consider <a class="reference internal" href="../general/caching.html"><em>caching</em></a> your
pages.</p>
</div>
</dd></dl>

<dl class="function">
<dt id="nl2br_except_pre">
<tt class="descname">nl2br_except_pre</tt><big>(</big><em>$str</em><big>)</big><a class="headerlink" href="#nl2br_except_pre" title="Permalink to this definition">¶</a></dt>
<dd><table class="docutils field-list" frame="void" rules="none">
<col class="field-name" />
<col class="field-body" />
<tbody valign="top">
<tr class="field-odd field"><th class="field-name">Parameters:</th><td class="field-body"><ul class="first simple">
<li><strong>$str</strong> (<em>string</em>) &#8211; Input string</li>
</ul>
</td>
</tr>
<tr class="field-even field"><th class="field-name">Returns:</th><td class="field-body"><p class="first">String with HTML-formatted line breaks</p>
</td>
</tr>
<tr class="field-odd field"><th class="field-name">Return type:</th><td class="field-body"><p class="first last">string</p>
</td>
</tr>
</tbody>
</table>
<p>Converts newlines to &lt;br /&gt; tags unless they appear within &lt;pre&gt; tags.
This function is identical to the native PHP <tt class="docutils literal"><span class="pre">nl2br()</span></tt> function,
except that it ignores &lt;pre&gt; tags.</p>
<p>Usage example:</p>
<div class="highlight-ci"><div class="highlight"><pre><span></span><span class="nv">$string</span> <span class="o">=</span> <span class="nx">nl2br_except_pre</span><span class="p">(</span><span class="nv">$string</span><span class="p">);</span>
</pre></div>
</div>
</dd></dl>

<dl class="function">
<dt id="entity_decode">
<tt class="descname">entity_decode</tt><big>(</big><em>$str</em>, <em>$charset = NULL</em><big>)</big><a class="headerlink" href="#entity_decode" title="Permalink to this definition">¶</a></dt>
<dd><table class="docutils field-list" frame="void" rules="none">
<col class="field-name" />
<col class="field-body" />
<tbody valign="top">
<tr class="field-odd field"><th class="field-name">Parameters:</th><td class="field-body"><ul class="first simple">
<li><strong>$str</strong> (<em>string</em>) &#8211; Input string</li>
<li><strong>$charset</strong> (<em>string</em>) &#8211; Character set</li>
</ul>
</td>
</tr>
<tr class="field-even field"><th class="field-name">Returns:</th><td class="field-body"><p class="first">String with decoded HTML entities</p>
</td>
</tr>
<tr class="field-odd field"><th class="field-name">Return type:</th><td class="field-body"><p class="first last">string</p>
</td>
</tr>
</tbody>
</table>
<p>This function is an alias for <tt class="docutils literal"><span class="pre">CI_Security::entity_decode()</span></tt>.
Fore more info, please see the <a class="reference internal" href="../libraries/security.html"><em>Security Library</em></a> documentation.</p>
</dd></dl>

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