<div>
Try this:<br />
<br />
$string = preg_replace(&quot;/[^a-zA-Z0-9<wbr />s][^-]/&quot;, &quot;&quot;, $string);<br />
<br />
Cheers
</div>


Try this:

$string = preg_replace("/[^a-zA-Z0-9s][^-]/", "", $string);

Cheers

<div>
<br />

<pre><code id="code-1689375">$string = preg_replace(&quot;/[^a-zA-Z0-9s\-]/&quot;, &quot;&quot;, $string);
</code></pre>
</div>





$string = preg_replace("/[^a-zA-Z0-9s\-]/", "", $string);


<div>
<pre><code id="code-20-34144621-1">$string = preg_replace(&quot;/[^a-zA-Z0-9s\-]/&quot;, &quot;&quot;, $string);</code></pre>
</div>


$string = preg_replace("/[^a-zA-Z0-9s\-]/", "", $string);

<div>
<div class="content wysiwyg-content">
Hi,<br />
<br />
I currently have this line of code which cleans a string. Could someone tell me how I would change this to allow the minus sign (-)?<br />
<br />
$string = preg_replace(&quot;/[^a-zA-Z0-9<wbr />s]/&quot;, &quot;&quot;, $string);<br />
<br />
Thanks
</div>
</div>


Hi,

I currently have this line of code which cleans a string. Could someone tell me how I would change this to allow the minus sign (-)?

$string = preg_replace("/[^a-zA-Z0-9s]/", "", $string);

Thanks

PHP preg_replace

PHP is a widely-used server-side scripting language especially suited for web development, powering tens of millions of sites from Facebook to personal WordPress blogs. PHP is often paired with the MySQL relational database, but includes support for most other mainstream databases. By utilizing different Server APIs, PHP can work on many different web servers as a server-side scripting language.