PHP基础学习之添加反斜杠和去除反斜杠

function _RunMagicQuotes(&$svar)
{
if( is_array($svar) )
{
foreach($svar as $_k => $_v) $svar[$_k] = _RunMagicQuotes($_v);
}
else
{
$svar = addslashes($svar);
}
return $svar;
}

if(!get_magic_quotes_gpc())
{
foreach(Array('_GET','_POST','_COOKIE') as $_request)
{
foreach($$_request as $_k => $_v) ${$_k} = _RunMagicQuotes($_v);
}
}

$str=stripslashes($str);