function edit($id,$q,$col) {
   global $db,$ar;    
  $sql = "select * from `cp_filephp` where id=".$id;
  $res = mysqli_query($db, $sql);
  //echo $sql;
  $rw = mysqli_fetch_assoc($res);
  $php_file=$ar['path_core'].''.$rw['folder'].''.$rw['slug'].'.php';
  if (file_exists($php_file)) {
    $filecontent=file_get_contents($php_file);
  } else {
    $filecontent="<?php

?>";      
  } 

?>
<div class="row">
  <div class="col-7">
  <?=form_edit($rw,$filecontent,$q,$col);?>
  </div>
  <div class="col-5">
    <div class="card">
      <div class="card-body">
        <?=$ar['path_core'];?>
        <h5 class="card-title"><?=$rw['folder'];?><?=$rw['slug'];?>.php</h5>
        <form method="post" action="index.php?op=filephp&op2=php_save&q=<?=$q;?>&col=folder">
          <input type="hidden" name="file_name" value="<?=$php_file;?>">
          <input type="hidden" name="id" value="<?=$id;?>">
          <textarea class="form-control" rows="20" name="content"><?=htmlspecialchars($filecontent);?></textarea>
          <input type="submit" name="submit" class="btn btn-sm btn-success mt-2">
        </form>
      </div>
    </div>
  </div>
</div>
  <?php
  //echo "<pre>"; print_r($rw); echo "</pre>";
}