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function htmldecode($str)
{
if(empty($str)) return;
if($str=="") return $str;
$str=str_replace("&",chr(34),$str);
$str=str_replace(">",">",$str);
$str=str_replace("<","<",$str);
$str=str_replace("&","&",$str);
$str=str_replace(" ",chr(32),$str);
$str=str_replace(" ",chr(9),$str);
$str=str_replace("'",chr(39),$str);
$str=str_replace("<br />",chr(13),$str);
$str=str_replace("''","'",$str);
$str=str_replace("select","select",$str);
$str=str_replace("join","join",$str);
$str=str_replace("union","union",$str);
$str=str_replace("where","where",$str);
$str=str_replace("insert","insert",$str);
$str=str_replace("delete","delete",$str);
$str=str_replace("update","update",$str);
$str=str_replace("like","like",$str);
$str=str_replace("drop","drop",$str);
$str=str_replace("create","create",$str);
$str=str_replace("modify","modify",$str);
$str=str_replace("rename","rename",$str);
$str=str_replace("alter","alter",$str);
$str=str_replace("cas","cast",$str);
$farr = array(
"/\s+/" , //¹ýÂ˶àÓàµÄ¿Õ°×
"/<(\/?)(img|script|i?frame|style|html|body|title|link|meta|\?|\%)([^>]*?)>/isU" , //¹ýÂË <script ·ÀÖ¹ÒýÈë¶ñÒâÄÚÈÝ»ò¶ñÒâ´úÂë,Èç¹û²»ÐèÒª²åÈëflashµÈ,»¹¿ÉÒÔ¼ÓÈë<objectµÄ¹ýÂË
"/(<[^>]*)on[a-zA-Z]+\s*=([^>]*>)/isU" , //¹ýÂËjavascriptµÄonʼþ
);
$tarr = array(
" " ,
"<\\1\\2\\3>" , //Èç¹ûÒªÖ±½ÓÇå³ý²»°²È«µÄ±êÇ©£¬ÕâÀï¿ÉÒÔÁô¿Õ
"\\1\\2" ,
);
$str = preg_replace ( $farr , $tarr , $str );
return $str;
}

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php»ñÈ¡¿Í»§¶ËIPµØÖ·µÄ¼¸ÖÖ·½·¨

PHP Code one: //php»ñÈ¡ipµÄËã·¨
$iipp=$_SERVER["REMOTE_ADDR"];
echo $iipp; PHP Code two: //php»ñÈ¡ipµÄËã·¨
$user_IP = ($_SERVER["HTTP_VIA"]) ? $_SERVER["HTTP_X_FORWARDED_FOR"] : $_SERVER["REMOTE_ADDR"];
$user_IP = ($user_IP) ? $user_IP : $_SERVER["REMOTE_ADDR"];
echo $ ......

ÕÐÆ¸jsp\phpÍøÕ¾¿ª·¢³ÌÐòÔ±

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ÒªÇóÓÐÈýÄêÒÔÉÏ¿ª·¢¾­Ñé
¶ÔTomcat+Apache¼¯Èº¼¼ÊõÓÐÊìϤµÄ¾­Ñé.¶ÔËÑË÷ÒýÇæ¼¼Êõ(Lucene)±È½ÏÁ˽⡣
-ÊìÁ·Ê¹ÓÃUML½¨Ä£¹¤¾ß¡¢°æ±¾¿ØÖƹ¤¾ß; ÊìÁ·Ê¹ÓÃEclipseµÈIDE¿ª·¢¹¤¾ß;
-¾«Í¨JAVA,php,ÉîÈëÀí½âOOP˼Ïë,ÊìϤÉè¼ÆÄ£Ê½¡£
-ÊìÁ·ÔËÓÃJ2EE¼¼Êõ¡¢WEB·þÎñÆ÷ºÍ¹ØÏµÐ ......

·À·¶phpľÂí

1¡¢·ÀÖ¹Ìø³öwebĿ¼ £¨ÑÏÖØ²ÉÓã©
¡¡¡¡Ê×ÏÈÐÞ¸Ähttpd.conf£¬Èç¹ûÄãÖ»ÔÊÐíÄãµÄphp½Å±¾³ÌÐòÔÚwebĿ¼Àï²Ù×÷£¬»¹¿ÉÒÔÐÞ¸Ähttpd.confÎļþÏÞÖÆphpµÄ²Ù×÷·¾¶¡£±ÈÈçÄãµÄwebĿ¼ÊÇ/usr/local/apache/htdocs£¬ÄÇôÔÚhttpd.confÀï¼ÓÉÏÕâô¼¸ÐУº
¡¡¡¡php_admin_value open_basedir /usr/local/apache/htdocs
¡¡¡¡ÕâÑù£¬Èç¹û½Å±¾Òª ......

phpÖÐÅжÏ×Ô¶¨Òå·½·¨ÊÇ·ñ´æÔÚ

<?php
 
 
  function myFun(){
   echo "hello,ÕÅÈý";
  }
 
  //ÀûÓÃfunction_exists·½·¨ÅжÏ×Ô¶¯ÒÔ·½·¨ÊÇ·ñ´æÔÚ
  //¸Ã·½·¨²ÎÊýΪҪÅжϵÄ×Ô¶¨Òå·½·¨µÄ·½·¨Ãû£¬¿ÉдΪ
  //"myFun"»òmyFun
  if(function_exists(myFun)){
   echo "´æÔÚ ......

Jquery php µã»÷td±ä³Éinput£¬Ð޸ĺóʧȥ½¹µã·¢ËÍÊý¾Ý

html²¿·Ö
<Td><?php echo $row['bigclassid']?></Td>
<td height="25" width="241" class="bigclassname"><?php echo $row['bigclassname']?></a></td>
Js²¿·Ö
<script>
/**//*
* ˵Ã÷£ºÓÃJqueryµÄ·½·¨£¬ÎÞË¢ÐÂÒ³Ãæ£¬±à¼­±í¸ñ
*/
$(function() {
//¸øÒ³ ......
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