php公用函數列表[正則]

複製代碼 代碼如下:<?php
/*********************************************************************
* 公用函數列表
* ubb,getip,GoIn,goback,IsInt,InString
* OurHome:http://iwind.org
* http://10.13.31.90/~coldwind
*
* */
/////////////////ubb支援代碼函數////////////////////////////
function ubb($Text) {
$Text=trim($Text);
$Text=htmlspecialchars($Text);
$Text=ereg_replace("\n","<br>",$Text);
$Text=preg_replace("/\\t/is"," ",$Text);
$Text=preg_replace("/\[h1\](.+?)\[\/h1\]/is","<h1>\\1</h1>",$Text);
$Text=preg_replace("/\[h2\](.+?)\[\/h2\]/is","<h2>\\1</h2>",$Text);
$Text=preg_replace("/\[h3\](.+?)\[\/h3\]/is","<h3>\\1</h3>",$Text);
$Text=preg_replace("/\[h4\](.+?)\[\/h4\]/is","<h4>\\1</h4>",$Text);
$Text=preg_replace("/\[h5\](.+?)\[\/h5\]/is","<h5>\\1</h5>",$Text);
$Text=preg_replace("/\[h6\](.+?)\[\/h6\]/is","<h6>\\1</h6>",$Text);
$Text=preg_replace("/\[center\](.+?)\[\/center\]/is","<center>\\1</center>",$Text);
$Text=preg_replace("/\[url\](http:\/\/.+?)\[\/url\]/is","<a href=\\1>\\1</a>",$Text);
$Text=preg_replace("/\[url\](.+?)\[\/url\]/is","<a href=\"http://\\1\">http://\\1</a>",$Text);
$Text=preg_replace("/\[url=(http:\/\/.+?)\](.*)\[\/url\]/is","<a href=\\1>\\2</a>",$Text);
$Text=preg_replace("/\[url=(.+?)\](.*)\[\/url\]/is","<a href=http://\\1>\\2</a>",$Text);
$Text=preg_replace("/\[img\](.+?)\[\/img\]/is","<img src=\\1>",$Text);
$Text=preg_replace("/\[color=(.+?)\](.+?)\[\/color\]/is","<font color=\\1>\\2</font>",$Text);
$Text=preg_replace("/\[size=(.+?)\](.+?)\[\/size\]/is","<font size=\\1>\\2</font>",$Text);
$Text=preg_replace("/\[sup\](.+?)\[\/sup\]/is","^\\1",$Text);
$Text=preg_replace("/\[sub\](.+?)\[\/sub\]/is","_\\1",$Text);
$Text=preg_replace("/\[pre\](.+?)\[\/pre\]/is","<pre>\\1</pre>",$Text);
$Text=preg_replace("/\[email\](.+?)\[\/email\]/is","<a href=\\1>\\1</a>",$Text);
$Text=preg_replace("/\[i\](.+?)\[\/i\]/is","<i>\\1</i>",$Text);
$Text=preg_replace("/\[b\](.+?)\[\/b\]/is","<b>\\1</b>",$Text);
$Text=preg_replace("/\[quote\](.+?)\[\/quote\]/is","<blockquote><font size='1' face='Courier New'>quote:</font><hr>\\1<hr></blockquote>", $Text);
$Text=preg_replace("/\[code\](.+?)\[\/code\]/is","<blockquote><font size='1' face='Times New Roman'>code:</font><hr color='lightblue'><i>\\1</i><hr color='lightblue'></blockquote>", $Text);
$Text=preg_replace("/\[sig\](.+?)\[\/sig\]/is","<div style='text-align: left; color: darkgreen; margin-left: 5%'><br><br>--------------------------<br>\\1<br>--------------------------</div>", $Text);
return $Text;
}

////////////////取得瀏覽者的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,$saying){
echo"<table align=\"center\"><tr><td><a href=\"javascript:history.go(-1)\">$saying</a>";
}
///////////////////判斷字串中是否含有array中的某一值/////////////////
function InString($array,$string){
while(list(,$value)=each($array)){
if(eregi($value,$string)){
return true;
exit;
}
}
}
////////////////////連結到某一頁面///////////////////////////////////////
function GoIn($addr,$saying){
echo"<table align=\"center\"><tr><td><a href=\"$addr\">$saying</a></td></tr></table>";
}
////////////////////JS返回//////////////////////////////////////////////
function IsInt($string){
if(ereg("^[0-9]{0,}$",$string)){
return true;
}
else {
return false;
}
}
?>