* Time: 下午6:09
*/
class RegularExpression
{
public static function isMail($email)
{
$result = filter_var($email, FILTER_VALIDATE_EMAIL);
//验证成功返回邮箱，失败返回false,只要后边有.并符合域名要求，就算成功了。
return $result;
}
public static function isUrl($url)
{
$result = filter_var($url, FILTER_VALIDATE_URL);
return $result;
}
public static function isChineseCharacter($str)
{
$pattern = '/[u4e00-u9fa5]/';
// $pattern= '/a/';
return preg_match($pattern, $str);
}
public static function isQq($qq)
{
$pattern = '/^[1-9][0-9]{4,}$/';
return preg_match($pattern, $qq);
}
}
var_dump(RegularExpression::isMail("_____@a_df.sdf"));
var_dump(RegularExpression::isUrl('http://www.baidu.com'));
var_dump(RegularExpression::isChineseCharacter('洪文'));
var_dump(RegularExpression::isQq("67788998"));
