title: php regex - only 9 digits and ignore whitespace
body: <p>how to get 9 digit and ignore all white space between them ?</p>
  <p>I use this pattern but not works !</p>
  <pre><code>/09([\d\S]{9})/g
  </code></pre>
  <p>text :
  hello this is my number :  0933 55 261 33 and id is 79 ... end</p>
  <p>I want get &quot;33 55 26133&quot;</p>