PHP;"> PHP /** * 常用静态类，这里主要整理了一些PHP常常会用到的方法。 * * @author ZCh3 - youkuiyuan */ class C { /* * 私有处理随机数的内置参数 * array 随机数数组/param 随机数长度 * 返回一个随机数 */ static private function Random($array,$param) { $randArray = $array; $randCount = count($randArray); $num = intval($param); $resultStr = ""; for($i = 0 ; $i < $num ; $i++){ $resultStr .= $randArray[rand(0,intval($randCount) - 1)]; } return $resultStr; }

//<a href="https://www.jb51.cc/tag/suiji/" target="_blank" class="keywords">随机</a>数（数字类型）
static public function Randnum($param = 8){
  $randArray = str_split("1234567890");
  $resultStr = C::Random($randArray,$param);
  return $resultStr;
}

//<a href="https://www.jb51.cc/tag/suiji/" target="_blank" class="keywords">随机</a>数（混合类型） - 无0
static public function RandStr($param = 8,$capslock = FALSE){
  $randArray = str_split("abcdefghijklmnopqrstuvwxyz123456789ABCDEFGHIGKLMNOPQRSTUVWXYZ");
  $resultStr = C::Random($randArray,$param);
  if($capslock){
    return strtoupper($resultStr);
  }
  else {
    return $resultStr;
  }
}

//加密字符串
static public function EnBaseCode($data,$key = "ZCh3"){
  $key = md5($key);//对于预设的KEY，MD5
  $x = 0;
  $len = strlen($data);
  $l = strlen($key);
  for ($i = 0; $i < $len; $i++){
    if ($x == $l){
      $x = 0;
    }
    $char .= $key{$x};
    $x++;
  }
  for ($i = 0; $i < $len; $i++){
    $str .= chr(ord($data{$i}) + (ord($char{$i})) % 256);
  }
  return base64_encode($str);
}

//机密字符串
static public function DeBaseCode($data,$key = "ZCh3"){
  $key = md5($key);
  $x = 0;
  $data = base64_decode($data);
  $len = strlen($data);
  $l = strlen($key);
  for ($i = 0; $i < $len; $i++){
    if ($x == $l){
      $x = 0;
    }
    $char .= substr($key,$x,1);
    $x++;
  }
  for ($i = 0; $i < $len; $i++){
    if (ord(substr($data,$i,1)) < ord(substr($char,1))){
      $str .= chr((ord(substr($data,1)) + 256) - ord(substr($char,1)));
    }
    else{
      $str .= chr(ord(substr($data,1)) - ord(substr($char,1)));
    }
  }
  return $str;
}

//正则手机号 /^((1[3,5,8][0-9])|(14[5,7])|(17[0,6,7,8]))\d{8}$/
static public function RegularPhone($string){
  $resultStr = preg_match("/^((1[3,8]))\d{8}$/",$string);
  if(intval($resultStr) == 1){
    return TRUE;
  }
  else{
    return FALSE;
  }
}

//正则邮箱
static public function RegularEmail($string){
  $resultStr = preg_match("/^([0-9A-Za-z\\-_\\.]+)@([0-9a-z]+\\.[a-z]{2,3}(\\.[a-z]{2})?)$/i",$string);
  if(intval($resultStr) == 1){
    return TRUE;
  }
  else{
    return FALSE;
  }
}

//正则验证身份证/(^([d]{15}|[d]{18}|[d]{17}x)$)/
static public function RegularIdCard($string){
  $resultStr = preg_match("/(^([d]{15}|[d]{18}|[d]{17}x)$)/",$string);
  if(intval($resultStr) == 1){
    return TRUE;
  }
  else{
    return FALSE;
  }
}

//处理字符串信息
static public function hStr($string){
  if(isset($string) && !empty($string)){
    return addslashes(strip_tags($string));
  }
  else{
    return "";
  }
}

}