note 78024 added to function.strip-tags

Mi old function for remove xss (Cross Site Scripting) code
is:
<?
function sacarXss($val) {
   $val =
preg_replace('/([x00-x08][x0b-x0c][x0e-x20])/', '',
$val);
   $search = 'abcdefghijklmnopqrstuvwxyz';
   $search .= 'ABCDEFGHIJKLMNOPQRSTUVWXYZ';
   $search .= '1234567890!#$%^&*()';
   $search .= '~`";:?+/={}[]-_|'\';
   for ($i = 0; $i < strlen($search); $i++) {
      $val =
preg_replace('/(&#[x|X]0{0,8}'.dechex(ord($search[$i])).
';?)/i', $search[$i], $val); // with a ;
      $val =
preg_replace('/(&#0{0,8}'.ord($search[$i]).';?)/',
$search[$i], $val); // with a ;
   }
   $ra1 = Array('javascript', 'vbscript', 'expression',
'applet', 'meta', 'xml', 'blink', 'link', 'style', 'script',
'embed', 'object', 'iframe', 'frame', 'frameset', 'ilayer',
'layer', 'bgsound', 'title', 'base');
   $ra2 = Array('onabort', 'onactivate', 'onafterprint',
'onafterupdate', 'onbeforeactivate', 'onbeforecopy',
'onbeforecut', 'onbeforedeactivate', 'onbeforeeditfocus',
'onbeforepaste', 'onbeforeprint', 'onbeforeunload',
'onbeforeupdate', 'onblur', 'onbounce', 'oncellchange',
'onchange', 'onclick', 'oncontextmenu', 'oncontrolselect',
'oncopy', 'oncut', 'ondataavailable', 'ondatasetchanged',
'ondatasetcomplete', 'ondblclick', 'ondeactivate', 'ondrag',
'ondragend', 'ondragenter', 'ondragleave', 'ondragover',
'ondragstart', 'ondrop', 'onerror', 'onerrorupdate',
'onfilterchange', 'onfinish', 'onfocus', 'onfocusin',
'onfocusout', 'onhelp', 'onkeydown', 'onkeypress',
'onkeyup', 'onlayoutcomplete', 'onload', 'onlosecapture',
'onmousedown', 'onmouseenter', 'onmouseleave',
'onmousemove', 'onmouseout', 'onmouseover', 'onmouseup',
'onmousewheel', 'onmove', 'onmoveend', 'onmovestart',
'onpaste', 'onpropertychange', 'onreadystatechange',
'onreset', 'onresize', 'onresizeend', 'onresizestart
 ', 'onrowenter', 'onrowexit', 'onrowsdelete',
'onrowsinserted', 'onscroll', 'onselect',
'onselectionchange', 'onselectstart', 'onstart', 'onstop',
'onsubmit', 'onunload');
   $ra = array_merge($ra1, $ra2);
   $found = true; 
   while ($found == true) {
      $val_before = $val;
      for ($i = 0; $i < sizeof($ra); $i++) {
         $pattern = '/';
         for ($j = 0; $j < strlen($ra[$i]); $j++) {
            if ($j > 0) {
               $pattern .= '(';
               $pattern .=
'(&#[x|X]0{0,8}([9][a][b]);?)?';
               $pattern .=
'|(&#0{0,8}([9][10][13]);?)?';
               $pattern .= ')?';
            }
            $pattern .= $ra[$i][$j];
         }
         $pattern .= '/i';
         $replacement = substr($ra[$i], 0,
2).'<x>'.substr($ra[$i], 2);
         $val = preg_replace($pattern, $replacement, $val);
         if ($val_before == $val) {
            $found = false;
         }
      }
   }
  return $val;
} 

echo sacarXss("testeando
javascript:alert('hola');");  
?>
----
Server IP: 201.216.232.3
Probable Submitter: 201.253.135.191
----
Manual Page -- 
http://www.php.net/manual/en/function.strip-tags.php
Edit        -- https://master
.php.net/note/edit/78024
Del: integrated  -- h
ttps://master.php.net/note/delete/78024/integrated
Del: useless     -- http
s://master.php.net/note/delete/78024/useless
Del: bad code    -- htt
ps://master.php.net/note/delete/78024/bad+code
Del: spam        -- https:/
/master.php.net/note/delete/78024/spam
Del: non-english -- 
https://master.php.net/note/delete/78024/non-english
Del: in docs     -- http
s://master.php.net/note/delete/78024/in+docs
Del: other reasons-- https://mast
er.php.net/note/delete/78024
Reject      -- https://mast
er.php.net/note/reject/78024
Search      -- https://
master.php.net/manage/user-notes.php

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.php

Note Submitter: nicolaspar
Reason: bad code

----

Mi old function for remove xss (Cross Site Scripting) code
is:
<?
function sacarXss($val) {
   $val =
preg_replace('/([x00-x08][x0b-x0c][x0e-x20])/', '',
$val);
   $search = 'abcdefghijklmnopqrstuvwxyz';
   $search .= 'ABCDEFGHIJKLMNOPQRSTUVWXYZ';
   $search .= '1234567890!#$%^&*()';
   $search .= '~`";:?+/={}[]-_|'\';
   for ($i = 0; $i < strlen($search); $i++) {
      $val =
preg_replace('/(&#[x|X]0{0,8}'.dechex(ord($search[$i])).
';?)/i', $search[$i], $val); // with a ;
      $val =
preg_replace('/(&#0{0,8}'.ord($search[$i]).';?)/',
$search[$i], $val); // with a ;
   }
   $ra1 = Array('javascript', 'vbscript', 'expression',
'applet', 'meta', 'xml', 'blink', 'link', 'style', 'script',
'embed', 'object', 'iframe', 'frame', 'frameset', 'ilayer',
'layer', 'bgsound', 'title', 'base');
   $ra2 = Array('onabort', 'onactivate', 'onafterprint',
'onafterupdate', 'onbeforeactivate', 'onbeforecopy',
'onbeforecut', 'onbeforedeactivate', 'onbeforeeditfocus',
'onbeforepaste', 'onbeforeprint', 'onbeforeunload',
'onbeforeupdate', 'onblur', 'onbounce', 'oncellchange',
'onchange', 'onclick', 'oncontextmenu', 'oncontrolselect',
'oncopy', 'oncut', 'ondataavailable', 'ondatasetchanged',
'ondatasetcomplete', 'ondblclick', 'ondeactivate', 'ondrag',
'ondragend', 'ondragenter', 'ondragleave', 'ondragover',
'ondragstart', 'ondrop', 'onerror', 'onerrorupdate',
'onfilterchange', 'onfinish', 'onfocus', 'onfocusin',
'onfocusout', 'onhelp', 'onkeydown', 'onkeypress',
'onkeyup', 'onlayoutcomplete', 'onload', 'onlosecapture',
'onmousedown', 'onmouseenter', 'onmouseleave',
'onmousemove', 'onmouseout', 'onmouseover', 'onmouseup',
'onmousewheel', 'onmove', 'onmoveend', 'onmovestart',
'onpaste', 'onpropertychange', 'onreadystatechange',
'onreset', 'onresize', 'onresizeend', 'onresizestart
 ', 'onrowenter', 'onrowexit', 'onrowsdelete',
'onrowsinserted', 'onscroll', 'onselect',
'onselectionchange', 'onselectstart', 'onstart', 'onstop',
'onsubmit', 'onunload');
   $ra = array_merge($ra1, $ra2);
   $found = true; 
   while ($found == true) {
      $val_before = $val;
      for ($i = 0; $i < sizeof($ra); $i++) {
         $pattern = '/';
         for ($j = 0; $j < strlen($ra[$i]); $j++) {
            if ($j > 0) {
               $pattern .= '(';
               $pattern .=
'(&#[x|X]0{0,8}([9][a][b]);?)?';
               $pattern .=
'|(&#0{0,8}([9][10][13]);?)?';
               $pattern .= ')?';
            }
            $pattern .= $ra[$i][$j];
         }
         $pattern .= '/i';
         $replacement = substr($ra[$i], 0,
2).'<x>'.substr($ra[$i], 2);
         $val = preg_replace($pattern, $replacement, $val);
         if ($val_before == $val) {
            $found = false;
         }
      }
   }
  return $val;
} 

echo sacarXss("testeando
javascript:alert('hola');");  
?>

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