title: remove all the special character in start and end of each string using PHP
body: <p>How to remove all the special character in start and end of each string using PHP ? Tell me How ?</p>
  
  <p>Example Code :</p>
  
  <pre><code>$string ="_$#+Hello(+- $^#World2013@!%=+";
  </code></pre>
  
  <p>After Remove All special character from the string start and end position .The string would be print as below :</p>
  
  <pre><code>$string ="Hello(+- $^#World2013";
  </code></pre>