//输入过滤 同时去除连续空白字符可参考扩展库的remove_xssfunction get_replace_input($str,$rptype=0){ $str = stripslashes($str); $str = htmlspecialchars($str); $str = get_replace_nb($str); return addslashes($str);}//去除换行function get_replace_nr($str){ $str = str_replace(array("<nr/>","<rr/>"),array("\n","\r"),$str); return trim($str);}//去除连续空格function get_replace_nb($str){ $str = str_replace(" ",‘ ‘,$str); $str = str_replace(" ",‘ ‘,$str); $str = ereg_replace("[\r\n\t ]{1,}",‘ ‘,$str); return trim($str);}//去除所有标准的HTML代码function get_replace_html($str, $start=0, $length, $charset="utf-8", $suffix=false){ return myubstr(eregi_replace(‘<[^>]+>‘,‘‘,ereg_replace("[\r\n\t ]{1,}",‘ ‘,get_replace_nb($str))),$start,$length,$charset,$suffix);}
//生成字母前缀function get_letter($s0){ $firstchar_ord = ord(strtoupper($s0{0})); if (($firstchar_ord>=65 and $firstchar_ord<=91)or($firstchar_ord>=48 and $firstchar_ord<=57)) return $s0{0}; $s = iconv("UTF-8","gb2312", $s0); $asc = ord($s{0})*256+ord($s{1})-65536; if($asc>=-20319 and $asc<=-20284)return "A"; if($asc>=-20283 and $asc<=-19776)return "B"; if($asc>=-19775 and $asc<=-19219)return "C"; if($asc>=-19218 and $asc<=-18711)return "D"; if($asc>=-18710 and $asc<=-18527)return "E"; if($asc>=-18526 and $asc<=-18240)return "F"; if($asc>=-18239 and $asc<=-17923)return "G"; if($asc>=-17922 and $asc<=-17418)return "H"; if($asc>=-17417 and $asc<=-16475)return "J"; if($asc>=-16474 and $asc<=-16213)return "K"; if($asc>=-16212 and $asc<=-15641)return "L"; if($asc>=-15640 and $asc<=-15166)return "M"; if($asc>=-15165 and $asc<=-14923)return "N"; if($asc>=-14922 and $asc<=-14915)return "O"; if($asc>=-14914 and $asc<=-14631)return "P"; if($asc>=-14630 and $asc<=-14150)return "Q"; if($asc>=-14149 and $asc<=-14091)return "R"; if($asc>=-14090 and $asc<=-13319)return "S"; if($asc>=-13318 and $asc<=-12839)return "T"; if($asc>=-12838 and $asc<=-12557)return "W"; if($asc>=-12556 and $asc<=-11848)return "X"; if($asc>=-11847 and $asc<=-11056)return "Y"; if($asc>=-11055 and $asc<=-10247)return "Z"; return 0;}
/** * [msubstr 截取字符串长度] * @param [type] $str [description] * @param integer $start [description] * @param [type] $length [description] * @param string $charset [description] * @param boolean $suffix [description] * @return [type] [description] */function myubstr($str, $start=0, $length, $charset="utf-8", $suffix=true){ if(function_exists("mb_substr")){ $slice = mb_substr($str, $start, $length, $charset); }elseif(function_exists(‘iconv_substr‘)) { $slice = iconv_substr($str,$start,$length,$charset); if(false === $slice) { $slice = ‘‘; } }else{ $re[‘utf-8‘] = "/[\x01-\x7f]|[\xc2-\xdf][\x80-\xbf]|[\xe0-\xef][\x80-\xbf]{2}|[\xf0-\xff][\x80-\xbf]{3}/"; $re[‘gb2312‘] = "/[\x01-\x7f]|[\xb0-\xf7][\xa0-\xfe]/"; $re[‘gbk‘] = "/[\x01-\x7f]|[\x81-\xfe][\x40-\xfe]/"; $re[‘big5‘] = "/[\x01-\x7f]|[\x81-\xfe]([\x40-\x7e]|\xa1-\xfe])/"; preg_match_all($re[$charset], $str, $match); $slice = join("",array_slice($match[0], $start, $length)); } if(mb_strlen($str,‘utf8‘) > $length){ return $suffix ? $slice.‘...‘ : $slice; }else{ return $slice; }}
/** * 单向 MD5 加密 */function encrypt($password) { $password = md5($password.C(‘ENCRYPT_KEY‘)); $start = substr($password, 0,8); $end = substr($password, -8); $password = $start . $end; $password = md5($password); return $password;}/** * 验证手机号 */function check_mobile($mobilephone){ //手机号码的正则验证 if(preg_match("/^13[0-9]{1}[0-9]{8}$|15[012356789]{1}[0-9]{8}$|18[0-9]{1}[0-9]{8}$|17[0-9]{1}[0-9]{8}$/",$mobilephone)){ return true; }else{ return false; }}/** * 验证QQ * @param unknown_type $qqstr */function check_qq($qqstr){ $qq_reg = ‘/^[1-9]{1}[0-9]{4,11}$/‘; if (preg_match($qq_reg, $qqstr)){ return true; }else{ return false; }}/** * 验证固定电话 */function check_tel($tel){ $tel_pattern = ‘/^(0?(([1-9]\d)|([3-9]\d{2}))-?)?\d{7,8}$/‘; if (preg_match($tel_pattern, $tel)){ return true; }else{ return false; }}/** * 验证邮箱 */function check_email($email){ $chars = "/^([a-z0-9+_]|\\-|\\.)[email protected](([a-z0-9_]|\\-)+\\.)+[a-z]{2,5}\$/i"; if (strpos($email, ‘@‘) !== false && strpos($email, ‘.‘) !== false){ if (preg_match($chars, $email)){ return true; }else{ return false; } }else{ return false; }}/** * [unique_arr 将二维数组中的重复值去除] * @param [type] $array2D [description] * @param boolean $stkeep [description] * @param boolean $ndformat [description] * @return [type] [description] */function unique_arr($array2D,$stkeep=false,$ndformat=true){ // 判断是否保留一级数组键 (一级数组键可以为非数字) if($stkeep) $stArr = array_keys($array2D); // 判断是否保留二级数组键 (所有二级数组键必须相同) if($ndformat) $ndArr = array_keys(end($array2D)); //降维,也可以用implode,将一维数组转换为用逗号连接的字符串 foreach ($array2D as $v){ $v = join(",",$v); $temp[] = $v; } //去掉重复的字符串,也就是重复的一维数组 $temp = array_unique($temp); //再将拆开的数组重新组装 foreach ($temp as $k => $v){ if($stkeep) $k = $stArr[$k]; if($ndformat) { $tempArr = explode(",",$v); foreach($tempArr as $ndkey => $ndval) $output[$k][$ndArr[$ndkey]] = $ndval; } else $output[$k] = explode(",",$v); } return $output;}/** * [rebuild_array 将二维数组转成一维数组] * @param [type] $arr [description] * @return [type] [description] */function rebuild_array($arr){ //rebuild a array static $tmp=array(); foreach($arr as $key=>$val){ if(is_array($val)){ rebuild_array($val); }else{ $tmp[] = $val; } } return $tmp;}/** * 获取浏览者ip * @param unknown_type $default * @return unknown */function GetRemoteIp($default=‘127.0.0.1‘){ $ip_string = $_SERVER[‘HTTP_CLIENT_IP‘].‘,‘.$_SERVER[‘HTTP_X_FORWARDED_FOR‘].‘,‘.$_SERVER[‘REMOTE_ADDR‘]; if ( preg_match ("/\d+\.\d+\.\d+\.\d+/", $ip_string, $matches) ) { return $matches[0]; } return $default;}
/** * 验证身份证号 */
function isCreditNo($vStr){ $vCity = array( ‘11‘,‘12‘,‘13‘,‘14‘,‘15‘,‘21‘,‘22‘, ‘23‘,‘31‘,‘32‘,‘33‘,‘34‘,‘35‘,‘36‘, ‘37‘,‘41‘,‘42‘,‘43‘,‘44‘,‘45‘,‘46‘, ‘50‘,‘51‘,‘52‘,‘53‘,‘54‘,‘61‘,‘62‘, ‘63‘,‘64‘,‘65‘,‘71‘,‘81‘,‘82‘,‘91‘ );
if (!preg_match(‘/^([\d]{17}[xX\d]|[\d]{15})$/‘, $vStr)) return false;
if (!in_array(substr($vStr, 0, 2), $vCity)) return false;
$vStr = preg_replace(‘/[xX]$/i‘, ‘a‘, $vStr); $vLength = strlen($vStr);
if ($vLength == 18) { $vBirthday = substr($vStr, 6, 4) . ‘-‘ . substr($vStr, 10, 2) . ‘-‘ . substr($vStr, 12, 2); } else { $vBirthday = ‘19‘ . substr($vStr, 6, 2) . ‘-‘ . substr($vStr, 8, 2) . ‘-‘ . substr($vStr, 10, 2); }
if (date(‘Y-m-d‘, strtotime($vBirthday)) != $vBirthday) return false; if ($vLength == 18) { $vSum = 0;
for ($i = 17 ; $i >= 0 ; $i--) { $vSubStr = substr($vStr, 17 - $i, 1); $vSum += (pow(2, $i) % 11) * (($vSubStr == ‘a‘) ? 10 : intval($vSubStr , 11)); }
if($vSum % 11 != 1) return false;}
return true;}
时间： 2024-11-06 03:50:45