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you mean the last &quot;06&quot; only?<br />
$var='site.com/?d=YS98IIR0<wbr />6';<br />
<br />
If yes and you want to limit to two digits only<br />
preg_match('#site.com/[?]=<wbr />YS98IIR\d\<wbr />d#', $var)<br />
<br />
If you want to limit to at least one digit:<br />
preg_match('#site.com/[?]=<wbr />YS98IIR\d+<wbr />#', $var)<br />
<br />
<br />
zero or more digits:<br />
preg_match('#site.com/[?]=<wbr />YS98IIR\d*<wbr />#', $var)<br />

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you mean the last "06" only?
$var='site.com/?d=YS98IIR06';

If yes and you want to limit to two digits only
preg_match('#site.com/[?]=YS98IIR\d\d#', $var)

If you want to limit to at least one digit:
preg_match('#site.com/[?]=YS98IIR\d+#', $var)


zero or more digits:
preg_match('#site.com/[?]=YS98IIR\d*#', $var)


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Note that we can provide all sorts of different patterns that will match - what's also important though is what you want to NOT match. You might like to describe that too.
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Note that we can provide all sorts of different patterns that will match - what's also important though is what you want to NOT match. You might like to describe that too.

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<div class="content wysiwyg-content">
how can I match this site when the last digits always change<br />

<pre><code id="code-8205667">site.com/?d=YS98IIR06</code></pre>
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how can I match this site when the last digits always change

php with preg match

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.