title: PHP - Find first letter character in string
body: <p>I have one string like below</p>
  
  <pre><code>$string = "1234@#$ABCFG3478&amp;*";
  </code></pre>
  
  <p>Now I want first character from this string that is not numeric or special character, It should be only A-a to Z-z.</p>
  
  <p>Means, I need only "A" from this string.</p>
  
  <p>I have try this formula:</p>
  
  <pre><code> substr($string, 1);
  </code></pre>