$email = '1103998860@qq';
$preg_email = '/^[a-zA-Z0-9]+([-_.][a-zA-Z0-9]+)*@([a-zA-Z0-9]+[-.])+([a-z]{2,5})$/ims';
if (preg_match($preg_email, $email)) {
echo 1;
} else {
echo 0;
}
                                    
                                

                                    
                                        
$phone='18201613856';
$preg_phone='/^1[3456789]\d{9}$/ims';
if(preg_match($preg_phone,$phone)) {
	echo 1;
} else {
	echo 0;
}
                                    
                                

                                    
                                        
/**
* 身份证号验证
* @param $carNo
* @return bool
*/
public function is_idcard($carNo) {
	$id = strtoupper($carNo);
	$regx = "/(^\d{15}$)|(^\d{17}([0-9]|X)$)/";
	$arr_split = array();
	if (!preg_match($regx, $id)) {
		return 0;
	}
	if (15 == strlen($id)) {
		$regx = "/^(\d{6})+(\d{2})+(\d{2})+(\d{2})+(\d{3})$/";
		@preg_match($regx, $id, $arr_split);
		$dtm_birth = "19" . $arr_split[2] . '/' . $arr_split[3] . '/' . $arr_split[4];
		if (!strtotime($dtm_birth)) {
			return 1;
		} else {
			return 0;
		}
	} else {
		$regx = "/^(\d{6})+(\d{4})+(\d{2})+(\d{2})+(\d{3})([0-9]|X)$/";
		@preg_match($regx, $id, $arr_split);
		$dtm_birth = $arr_split[2] . '/' . $arr_split[3] . '/' . $arr_split[4];
		if (!strtotime($dtm_birth)) {
			return 0;
		} else {
			$arr_int = array(7, 9, 10, 5, 8, 4, 2, 1, 6, 3, 7, 9, 10, 5, 8, 4, 2);
			$arr_ch = array('1', '0', 'X', '9', '8', '7', '6', '5', '4', '3', '2');
			$sign = 0;
			for ($i = 0; $i < 17; $i++) {
				$b = (int)$id {
					$i
				}
				;
				$w = $arr_int[$i];
				$sign += $b * $w;
			}
			$n = $sign % 11;
			$val_num = $arr_ch[$n];
			if ($val_num != substr($id, 17, 1)) {
				return 0;
			} else {
				return 1;
			}
		}
	}
}

                                    
                                

                                    
                                        
function filterHtml($str)
{
    $farr = array(
        "/\s+/",
        "/<(\/?)(script|i?frame|style|html|body|title|link|meta|\?|\%)([^>]*?)>/isU",
        "/(<[^>]*)on[a-zA-Z]+\s*=([^>]*>)/isU",
    );
    $str = preg_replace($farr, '', $str);
    return $str;
}   

                                    
                                

                                    
                                        
function get_week($date)
{
    $date_str = date('Y-m-d', strtotime($date));
    $arr = explode("-", $date_str);
    $year = $arr[0];
    $month = sprintf('%02d', $arr[1]);
    $day = sprintf('%02d', $arr[2]);
    $hour = $minute = $second = 0;
    $strap = mktime($hour, $minute, $second, $month, $day, $year);
    $number_wk = date("w", $strap);
    $weekArr = array("周日", "周一", "周二", "周三", "周四", "周五", "周六");
    return $weekArr[$number_wk];
}
                                    
                                

                                    
                                        
function get_order_num($randLength = 6)
{
    $dataString = date('YmdHis');
    $orderNum = $dataString . substr(implode(NULL, array_map('ord', str_split(substr(uniqid(), 7, 13), 1))), 0, $randLength);
    return $orderNum;
}