title: Message: Set sys_temp_dir in your php.ini after installed composer
body: <p>I've tried to install composer for my CodeIgniter project. </p>
  
  <p>The installation was successful. But, when I type on command-line <code>composer --version</code>, it shows:</p>
  
  <pre><code>PHP temp directory (C:\Users\petik\AppData\Local\Temp) does not exist or is not writable to Composer. Set sys_temp_dir in your php.ini
  Composer version 1.4.2 2017-05-17 08:17:52
  </code></pre>
  
  <p>Can anyone help? </p>