php公用函数列表[正则]

复制代码 代码如下:

/*********************************************************************
* 公用函数列表
* ubb,getip,GoIn,goback,IsInt,InString
* OurHome:http://iwind.org
* http://10.13.31.90/~coldwind
* 
* */
/////////////////ubb支持代码函数////////////////////////////
function ubb($Text) { 
  $Text=trim($Text);
  $Text=htmlspecialchars($Text);  
  $Text=ereg_replace("\n","
",$Text); 
  $Text=preg_replace("/\\t/is","  ",$Text); 
  $Text=preg_replace("/\[h1\](.+?)\[\/h1\]/is","

\\1

",$Text); 
  $Text=preg_replace("/\[h2\](.+?)\[\/h2\]/is","

\\1

",$Text); 
  $Text=preg_replace("/\[h3\](.+?)\[\/h3\]/is","

\\1

",$Text); 
  $Text=preg_replace("/\[h4\](.+?)\[\/h4\]/is","

\\1

",$Text); 
  $Text=preg_replace("/\[h5\](.+?)\[\/h5\]/is","

\\1

",$Text); 
  $Text=preg_replace("/\[h6\](.+?)\[\/h6\]/is","

\\1

",$Text); 
  $Text=preg_replace("/\[center\](.+?)\[\/center\]/is","\\1",$Text); 
  $Text=preg_replace("/\[url\](http:\/\/.+?)\[\/url\]/is","\\1",$Text); 
  $Text=preg_replace("/\[url\](.+?)\[\/url\]/is","http://\\1",$Text); 
  $Text=preg_replace("/\[url=(http:\/\/.+?)\](.*)\[\/url\]/is","\\2",$Text); 
  $Text=preg_replace("/\[url=(.+?)\](.*)\[\/url\]/is","\\2",$Text); 
  $Text=preg_replace("/\[img\](.+?)\[\/img\]/is","",$Text); 
  $Text=preg_replace("/\[color=(.+?)\](.+?)\[\/color\]/is","\\2",$Text); 
  $Text=preg_replace("/\[size=(.+?)\](.+?)\[\/size\]/is","\\2",$Text); 
  $Text=preg_replace("/\[sup\](.+?)\[\/sup\]/is","^\\1",$Text); 
  $Text=preg_replace("/\[sub\](.+?)\[\/sub\]/is","_\\1",$Text); 
  $Text=preg_replace("/\[pre\](.+?)\[\/pre\]/is","

\\1

",$Text); 
  $Text=preg_replace("/\[email\](.+?)\[\/email\]/is","\\1",$Text); 
  $Text=preg_replace("/\[i\](.+?)\[\/i\]/is","\\1",$Text); 
  $Text=preg_replace("/\[b\](.+?)\[\/b\]/is","\\1",$Text); 
  $Text=preg_replace("/\[quote\](.+?)\[\/quote\]/is","

quote:

---

\\1

---

", $Text); 
  $Text=preg_replace("/\[code\](.+?)\[\/code\]/is","

code:

---

\\1

---

", $Text); 
  $Text=preg_replace("/\[sig\](.+?)\[\/sig\]/is","

--------------------------
\\1
--------------------------

", $Text); 
  return $Text; 
}

////////////////取得浏览者的ip地址/////////////////////////////
function getip() { 
   $IP=getenv('REMOTE_ADDR'); 
   $IP_ = getenv('HTTP_X_FORWARDED_FOR'); 
   if (($IP_ != "") && ($IP_ != "unknown")) $IP=$IP_; 
   return $IP; 
} 
function goback($num,$saying){
echo"

$saying";
}
///////////////////判断字符串中是否含有array中的某一值/////////////////
function InString($array,$string){
  while(list(,$value)=each($array)){
   if(eregi($value,$string)){
   return true;
   exit;
  }
  }
}
////////////////////链接到某一页面///////////////////////////////////////
function GoIn($addr,$saying){
echo"

$saying

";
}
////////////////////JS返回//////////////////////////////////////////////
function IsInt($string){
  if(ereg("^[0-9]{0,}$",$string)){
  return true;
  }
   else {
  return false;
  }
}
?>