自定义ubb代码,preg
导读:收集整理的这篇文章主要介绍了自定义ubb代码,preg_replace( 函数的一些代码,觉得挺不错的,现在分享给大家,也给大家做个参考。 function ubb($Text { ...
收集整理的这篇文章主要介绍了自定义ubb代码,preg_replace()函数的一些代码,觉得挺不错的,现在分享给大家,也给大家做个参考。 function ubb($Text) {
$Text=htMLsPEcialchars($Text);
$Text=ereg_replace("\r\n","br> ",$Text);
$Text=ereg_replace("\r","br> ",$Text);
$Text=nl2br($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("/\[url\](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","sup> \\1/sup> ",$Text);
$Text=preg_replace("/\[sub\](.+?)\[\/sub\]/is","sub> \\1/sub> ",$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='2' face='Courier New'> quote:/font> hr> \\1hr> /blockquote> ", $Text);
$Text=preg_replace("/\[code\](.+?)\[\/code\]/is","blockquote> font size='2' face='Courier New'> 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> \\1br> --------------------------/div> ", $Text);
return $Text;
}
function str($msg){
global $admin;
if(!$admin[html]) $msg=htmlspecialchars($msg);
if($admin[ubb]) $msg=ubb($msg);
$msg=nl2br($msg); #处理message
$msg= str_replace("\n","",$msg); #处理message
$msg= str_replace("\r","",$msg); #处理message
return $msg;
}
function error($msg){
global $admin;
?>
中的
$Text=preg_replace("/\[h2\](.+?)\[\/h2\]/is","h2> \\1/h2> ",$Text);
里面的 ("/\[h2](.+?)\[\/h2]/is","h2> \\1/h2> ",$text)
/\[h2](.+?)\[\/h2]/is 转化成 h2> \\1/h2>
/\[h2](.+?)\[\/h2]/is 里面的 这些"/\(.+?)\ "之类的符号是怎么看的?是什么意思?
______________________________________________________________________________________________
\是转意,\本身是特殊符号,如果要作为普通字符就要用\来转意,就是说\\表示()也是特殊符号,所以要用\转意
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