fck调用与使用方法

fck调用与使用方法

function load($areaname){
   $this->initialize($areaname);
   return $this->loadhtml() ;
  }

  function loadhtml(){
   $htmlareavalue = htmlspecialchars($this->areavalue) ;
   $html = '<div>' ;
   if ($this->browsers()){
    if (isset($_GET['fcksource']) && $_GET['fcksource'] == "true"){
     $File = 'fckeditor.original.html' ;
    }else{
     $File = 'fckeditor.html' ;
    }
    $Link = "{$this->rooteditor}editor/{$File}?InstanceName={$this->areaname}";
    if ($this->bottontype != ''){
     $Link .= "&amp;Toolbar={$this->bottontype}";
    }
    $html .= "<input type="hidden" id="{$this->areaname}" name="{$this->areaname}" value="{$htmlareavalue}" style="display:none" />";// Render the linked hidden field.
    $html .= "<input type="hidden" id="{$this->areaname}___configure" value="" . $this->loadconfigure() . "" style="display:none" />";// Render the configurations hidden field.
    $html .= "<iframe id="{$this->areaname}___Frame" src="{$Link}" width="{$this->areawidth}" height="{$this->areaheight}" frameborder="0" scrolling="no"></iframe>";// Render the editor IFRAME.
   }else{
    if (strpos($this->areawidth,'%') === false){
     $areawidthCSS = $this->areawidth . 'px' ;
    }else{
     $areawidthCSS = $this->areawidth;
    }
    if ( strpos( $this->areaheight, '%' ) === false){
     $areaheightCSS = $this->areaheight . 'px' ;
    }else{
     $areaheightCSS = $this->areaheight ;
    }
    $html .= "<textarea name="{$this->areaname}" rows="4" cols="40" style="width: {$areawidthCSS}; height: {$areaheightCSS}">{$htmlareavalue}</textarea>" ;
   }
   $html .= '</div>' ;
   return $html ;
  }

function initialize($areaname){
   global $urlconf;
   $this->areaname   = $areaname ;
   $this->rooteditor  = $urlconf['domains'].'textarea/fck/' ;
   $this->areawidth  = '100%';
   $this->areaheight  = '400px';
   $this->bottontype  = 'Default';
   $this->areavalue  = $this->areavalue ? $this->areavalue : '';
   $this->configure  = array() ;
  }

  function dater($data){
   $this->areavalue = stripslashes($data);
  }

php switch break case 使用教程

php switch break case  使用教程

switch在很多语言中都会有只是表达试不一样了,下面我们来看看break case

 /*
   1,600-800^2,800-1000^3,1000-1200^4,1200-1500^5,1500-2000^6,2000-3000^7,3000-5000^8,5000-8000^9,8000-10000
  
   根据mssql用户输入的数据进行分析判断给my数据库
   */
   function aryid( $num )
   {
    if( $num >=600 && $num <801 )
  {
   return 1;
  }
  elseif( $num >800 && $num <1001 )
  {
   return 2;
  }
  elseif( $num >1000 && $num < 1201)
  {
   return 3;
  }
  elseif( $num >1200 && $num <1501 )
  {
   return 4;
  }
  elseif ( $num >1500 && $num < 2001 )
  {
   return 5;
  }
  elseif ( $num >2000 && $num <3001 )
  {
   return 6;
  }
  elseif ( $num >3000 && $num <5001)
  {
   return 7;
  }
  elseif ( $num > 5000  && $num <8001 )
  {
   return 8;
  }
  elseif ( $num >8000 && $num <10001 )
  {
   return 9;
  }
  else
  {
   return '';
  }
   }
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php 根据HTTP_USER_AGENT 判断用户浏览器类型

function browsers(){
   global $HTTP_USER_AGENT ;
   if (isset($HTTP_USER_AGENT)){
    $sAgent = $HTTP_USER_AGENT;
   }else{
    $sAgent = $_SERVER['HTTP_USER_AGENT'];
   }
   if (strpos($sAgent,'MSIE') !== false && strpos($sAgent,'mac') === false && strpos($sAgent,'Opera') === false){
    $iVersion = (float)substr($sAgent,strpos($sAgent,'MSIE') + 5,3);
    return ($iVersion >= 5.5) ;
   }else if (strpos($sAgent,'Gecko/') !== false){
    $iVersion = (int)substr($sAgent,strpos($sAgent,'Gecko/') + 6,8);
    return ($iVersion >= 20030210) ;
   }else{
    return false;
   }
  }

php 用户注册程序[防止中文注册]

<?php
header("Content-type:text/html;charset=gb2312");
require_once('inc/connect.php');
$xm=isset($_GET['txt'])?$_GET['txt']:'null';
$ta=isset($_GET['tag'])?$_GET['tag']:3;

if( $ta==1 ){
 if(preg_match("/^[".chr(0xa1)."-".chr(0xff)."]+$/", $xm)){
   echo("<div id='error'>对不起,不能使用中文作为用户名! </div>");
   exit();
  }
 if($xm=='null' || $xm=='' || strlen($xm)>10 || strlen($xm)<3){
  echo("<div id='error'>对不起,用户由3-12Aa_zZ及数字组成! </div>");
  exit();
 }else{
  $result=mysql_query("select m_uid from wk_member where m_uid='$xm' ") or die('Error !'.mysql_error());
  if(!mysql_num_rows($result)){
   echo("<div id='success'><font color=red>&nbsp;&nbsp;&nbsp;&nbsp;恭喜你!此用户可以注册!</font> </div>");
  }else{
   echo("<div id='error'>对不起,用户己被注册请选择其它名称!</div>");
  }
 }

}elseif( $ta==0){
 if(@file_get_contents($xm)){
  echo '<div id="success">&nbsp;&nbsp;&nbsp;&nbsp;博客地址可以访问</div>';
 }else{
  echo '<div id="error">对不起,你输入的博客地址不能正常访问<div >';
 }
}else{
 echo "<div id='error'>对不起,无效的操作!</div>";
}
?>

 

 

php 超级强大的数据库连接类

function connect($dbhost, $dbuser, $dbpw, $dbname = '', $pconnect = 0, $halt = TRUE, $dbcharset2 = '') {

  $func = empty($pconnect) ? 'mysql_connect' : 'mysql_pconnect';
  if(!$this->link = @$func($dbhost, $dbuser, $dbpw, 1)) {
   $halt && $this->halt('Can not connect to MySQL server');
  } else {
   if($this->version() > '4.1') {
    global $charset, $dbcharset;
    $dbcharset = $dbcharset2 ? $dbcharset2 : $dbcharset;
    $dbcharset = !$dbcharset && in_array(strtolower($charset), array('gbk', 'big5', 'utf-8')) ? str_replace('-', '', $charset) : $dbcharset;
    $serverset = $dbcharset ? 'character_set_connection='.$dbcharset.', character_set_results='.$dbcharset.', character_set_client=binary' : '';
    $serverset .= $this->version() > '5.0.1' ? ((empty($serverset) ? '' : ',').'sql_mode=\'\'') : '';
    $serverset && mysql_query("SET $serverset", $this->link);
   }
   $dbname && @mysql_select_db($dbname, $this->link);
  }

 }

 function select_db($dbname) {
  return mysql_select_db($dbname, $this->link);
 }

 function fetch_array($query, $result_type = MYSQL_ASSOC) {
  return mysql_fetch_array($query, $result_type);
 }

 function fetch_first($sql) {
  return $this->fetch_array($this->query($sql));
 }

 function result_first($sql) {
  return $this->result($this->query($sql), 0);
 }

 function query($sql, $type = '') {

  global $debug, $discuz_starttime, $sqldebug, $sqlspenttimes;

  if(defined('SYS_DEBUG') && SYS_DEBUG) {
   @include_once DISCUZ_ROOT.'./include/debug.func.php';
   sqldebug();
  }

  $func = $type == 'UNBUFFERED' && @function_exists('mysql_unbuffered_query') ?
   'mysql_unbuffered_query' : 'mysql_query';
  if(!($query = $func($sql, $this->link))) {
   if(in_array($this->errno(), array(2006, 2013)) && substr($type, 0, 5) != 'RETRY') {
    $this->close();
    require DISCUZ_ROOT.'./config.inc.php';
    $this->connect($dbhost, $dbuser, $dbpw, $dbname, $pconnect, true, $dbcharset);
    $this->query($sql, 'RETRY'.$type);
   } elseif($type != 'SILENT' && substr($type, 5) != 'SILENT') {
    $this->halt('MySQL Query Error', $sql);
   }
  }

  $this->querynum++;
  return $query;
 }

 function affected_rows() {
  return mysql_affected_rows($this->link);
 }

 function error() {
  return (($this->link) ? mysql_error($this->link) : mysql_error());
 }

 function errno() {
  return intval(($this->link) ? mysql_errno($this->link) : mysql_errno());
 }

 function result($query, $row = 0) {
  $query = @mysql_result($query, $row);
  return $query;
 }

 function num_rows($query) {
  $query = mysql_num_rows($query);
  return $query;
 }

 function num_fields($query) {
  return mysql_num_fields($query);
 }

 function free_result($query) {
  return mysql_free_result($query);
 }

 function insert_id() {
  return ($id = mysql_insert_id($this->link)) >= 0 ? $id : $this->result($this->query("SELECT last_insert_id()"), 0);
 }

 function fetch_row($query) {
  $query = mysql_fetch_row($query);
  return $query;
 }

 function fetch_fields($query) {
  return mysql_fetch_field($query);
 }

 function version() {
  if(empty($this->version)) {
   $this->version = mysql_get_server_info($this->link);
  }
  return $this->version;
 }

 function close() {
  return mysql_close($this->link);
 }