title: How to replace UTF-8 characters with similar-looking ASCII characters with PHP?
body: <p>I have a problem about Unicode. I need a function in PHP to convert the string:</p>
  
  <blockquote>
    <p>Xin chào tất cả các bạn. Mình không biết tiếng anh.</p>
  </blockquote>
  
  <p>To:</p>
  
  <blockquote>
    <p>Xin chao tat ca cac ban. Minh khong biet tieng anh.</p>
  </blockquote>
  
  <p>Can anybody help me?</p>