阻止sql注入
function clean($input)
{
if (is_array($input)) {
foreach ($input as $key => $val) {
$output[$key] = clean($val);
// $output[$key] = $this->clean($val);
}
} else {
$output = (string) $input;
// if magic quotes is on then use strip slashes
if (get_magic_quotes_gpc()) {
$output = stripslashes($output);
}
// $output = strip_tags($output);
$output = htmlentities($output, ENT_QUOTES, 'UTF-8');
}// return the clean text
return $output;
}
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