title: str_replace - Hide Phone Number Formats
body: <p>I want to hide dif formats of telephone numbers in a string PHP.
  Getting so confused with all the help out there....</p>
  
  <p>What function can I use to hide any of the following phone formats in a string that can contain Text, symbols and numbers?</p>
  
  <p>(xxx) xxx-xxxx
  xxx xxx xxxx</p>
  
  <p>xxxxxxxxxx</p>
  
  <p>+xx xx xxx xxxx</p>
  
  <p>xxx - xxx xxxx </p>