PHP检测数组中的每个值是否含有特殊字符

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/** * [TestArray 检测数组是一维还是二维] * @E-mial [e-mail] * @TIME   2017-04-07 * @WEB    http://blog.iinu.com.cn * @param [type] $array [数组] */function TestArray($array){    if(is_array($array)){        foreach($array as $v){            if(is_array($v)){                $Int_Array = array('Int'=>2,'Test'=>'检测为二维数组');            }else{                $Int_Array = array('Int'=>1,'Test'=>'检测为一维数组');            }        }    }else{        $Int_Array = array('Int'=>3,'Test'=>'检测为不是数组');    }        return $Int_Array;}/** * [剔除掉危险字符] * @E-mial [e-mail] * @TIME   2017-04-07 * @WEB    http://blog.iinu.com.cn * @param  [数据] $val [要处理的数据] * @return [type]      [description] */function remove_xss($val) {    $val = preg_replace('/([\x00-\x08,\x0b-\x0c,\x0e-\x19])/', '', $val);    $search = 'abcdefghijklmnopqrstuvwxyz';    $search .= 'ABCDEFGHIJKLMNOPQRSTUVWXYZ';    $search .= '1234567890!@#$%^&*()';    $search .= '~`";:?+/={}[]-_|\'\\';    for ($i = 0; $i < strlen($search); $i++) {        $val = preg_replace('/(&#[xX]0{0,8}' . dechex(ord($search[$i])) . ';?)/i', $search[$i], $val);        $val = preg_replace('/(�{0,8}' . ord($search[$i]) . ';?)/', $search[$i], $val);     }    // now the only remaining whitespace attacks are \t, \n, and \r    $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 .= '(&#[xX]0{0,8}([9ab]);)';                    $pattern .= '|';                    $pattern .= '|(�{0,8}([9|10|13]);)';                    $pattern .= ')*';                }                $pattern .= $ra[$i][$j];            }            $pattern .= '/i';            $replacement = substr($ra[$i], 0, 2) . '' . substr($ra[$i], 2);             $val = preg_replace($pattern, $replacement, $val);             if ($val_before == $val) {                $found = false;            }        }    }    return $val;}/** * [getData 检测数组中的每个值是否含有特殊字符] * @E-mial [e-mail] * @TIME   2017-05-03 * @WEB    http://blog.iinu.com.cn * @param  [array] $data [要检测的数组-一维或者二维] * @return [data]  $res     [返回剔除后的数组] */function getData($data){    header('Content-type:text/html;charset=utf-8');    //判断是否为空    if(!empty($data)){        //检测数组类型         if(TestArray($data)['status'] == 1){            $i = 0;            foreach($data as $k=>$v){                $data_mer[$i][$k] = remove_xss($v);                $i++;            }            $res['code'] = $data_mer;        }else{            foreach($data as $k=>$v){                $data_mer[$k] = remove_xss($v);            }            $res['code'] = $data_mer;        }    }else{        $res = array('status'=>2,'str'=>'数据不能为空');    }    return $res;}

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