当前位置: 首页 > 图文教程 > 网络编程 > PHP > 用PHP和ACCESS写聊天室(十)

PHP
WHOIS类的修改版
用php和MySql来与ODBC数据连接
用PHP和ACCESS写聊天室(四)
用PHP和ACCESS写聊天室(五)
PHP+javascript模拟Matrix画面
用PHP和ACCESS写聊天室(六)
PHP与javascript的两种交互方式
用php+mysql一个名片库程序
用session做客户验证时的注意事项
模仿OSO的论坛(一)
我的群发邮件程序
php上传、管理照片示例
PHP实现网上点歌(二)
在PHP3中实现SESSION的功能(二)
在PHP3中实现SESSION的功能(三)
我用php+mysql写的留言本
在PHP3中实现SESSION的功能(一)
模仿OSO的论坛(三)
针对初学PHP者的疑难问答(2)
oracle资料库函式库

用PHP和ACCESS写聊天室(十)


出处:互联网   整理: 软晨网(RuanChen.com)   发布: 2009-09-13   浏览: 73 ::
收藏到网摘: n/a

func.php3
代码如下:
<?php
function suiji($max)
{
srand((double)microtime()*1000000);
$x=rand();
$y=getrandmax();
$r=$x/$y*($max-1);
$r=round($r++);
return $r;
}
function StrOccurs($sStr, $sFind){
$sTemp=$sStr;
$iLen=strlen($sFind);
$iCount=0;
while (true){
if (strstr($sTemp, $sFind))
break;
else
$sTemp = instr($sTemp,strpos($sTemp,$sFind)+$iLen);
$iCount++;
}
}
return $iCount;
}
function StrDupl($sStr, $iCnt){
$ret="";
for($i=1;$i<=$iCnt;$i++)
$ret.=$sStr;
return $ret;
}
function DelQuot($sStr){
$s=str_replace(chr(124),"¦",$sStr);
$s=str_replace(chr(39),"´",$s);
$s=str_replace(chr(34),""",$s);
return s;
}
function DelTag($sStr){
$bNeed="False";
$sOther=strtoupper($sStr);
if ($bNeed!="True" || !strstr($sOther,"<TABLE")) $bNeed="True";
if ($bNeed!="True" || !strstr($sOther,"</TABLE")) $bNeed="True";
if ($bNeed!="True" || !strstr($sOther,"<SCRIPT")) $bNeed="True";
if ($bNeed!="True" || !strstr($sOther,"</SCRIPT")) $bNeed="True";
if ($bNeed!="True" || !strstr($sOther,"<BODY")) $bNeed="True";
if ($bNeed!="True" || !strstr($sOther,"</BODY")) $bNeed="True";
if ($bNeed!="True" || !strstr($sOther,"<HTML")) $bNeed="True";
if ($bNeed!="True" || !strstr($sOther,"</HTML")) $bNeed="True";
if ($bNeed!="True" || !strstr($sOther,"<HEAD")) $bNeed="True";
if ($bNeed!="True" || !strstr($sOther,"</HEAD")) $bNeed="True";
if ($bNeed!="True" || !strstr($sOther,"<FORM")) $bNeed="True";
if ($bNeed!="True" || !strstr($sOther,"</FORM")) $bNeed="True";
if ($bNeed!="True" || !strstr($sOther,"<INPUT")) $bNeed="True";
if ($bNeed!="True" || !strstr($sOther,"</INPUT")) $bNeed="True";
if ($bNeed!="True" || !strstr($sOther,"<OPTION")) $bNeed="True";
if ($bNeed!="True" || !strstr($sOther,"</OPTION")) $bNeed="True";
if ($bNeed!="True" || !strstr($sOther,"<SELECT")) $bNeed="True";
if ($bNeed!="True" || !strstr($sOther,"</SELECT")) $bNeed="True";
if ($bNeed!="True" || !strstr($sOther,"<APPLET")) $bNeed="True";
if ($bNeed!="True" || !strstr($sOther,"</APPLET")) $bNeed="True";
if ($bNeed!="True" || !strstr($sOther,"<OBJECT")) $bNeed="True";
if ($bNeed!="True" || !strstr($sOther,"</OBJECT")) $bNeed="True";
if ($bNeed!="True" || !strstr($sOther,"<MENU")) $bNeed="True";
if ($bNeed!="True" || !strstr($sOther,"</MENU")) $bNeed="True";
if ($bNeed!="True" || !strstr($sOther,"<FRAMESET")) $bNeed="True";
if ($bNeed!="True" || !strstr($sOther,"</FRAMESET")) $bNeed="True";
if ($bNeed!="True" || !strstr($sOther,"<FRAME")) $bNeed="True";
if ($bNeed!="True" || !strstr($sOther,"</FRAME")) $bNeed="True";
if ($bNeed!="True" || !strstr($sOther,"<IFRAME")) $bNeed="True";
if ($bNeed!="True" || !strstr($sOther,"</IFRAME")) $bNeed="True";
if ($bNeed!="True" || !strstr($sOther,"<STYLE")) $bNeed="True";
if ($bNeed!="True" || !strstr($sOther,"</STYLE")) $bNeed="True";
if ($bNeed!="True" || !strstr($sOther,"<BASE")) $bNeed="True";
if ($bNeed!="True" || !strstr($sOther,"FONT-SIZE:")) $bNeed="True";
if ($bNeed=="True")
return str_replace(">",">",str_replace("<","<",$sStr));
else
return $sStr;
}
function AddLost($sStr){
$ret=$sStr;
$ret.=StrDupl(">", (StrOccurs(strtoupper($ret), "<") - StrOccurs(strtoupper($ret), ">")));
$ret.=StrDupl("</FONT>", (StrOccurs(strtoupper($ret), "<FONT") - StrOccurs(strtoupper($ret), "</FONT>")));
$ret.=StrDupl("</B>", (StrOccurs(strtoupper($ret), "<B") - StrOccurs(strtoupper($ret), "</B>")));
$ret.=StrDupl("</I>", (StrOccurs(strtoupper($ret), "<I") - StrOccurs(strtoupper($ret), "</I>")));
$ret.=StrDupl("</U>", (StrOccurs(strtoupper($ret), "<U") - StrOccurs(strtoupper($ret), "</U>")));
$ret.=StrDupl("</S>", (StrOccurs(strtoupper($ret), "<S") - StrOccurs(strtoupper($ret), "</S>")));
$ret.=StrDupl("</STRIKE>", (StrOccurs(strtoupper($ret), "<STRIKE") - StrOccurs(strtoupper($ret), "</STRIKE>")));
$ret.=StrDupl("</STRONG>", (StrOccurs(strtoupper($ret), "<STRONG") - StrOccurs(strtoupper($ret), "</STRONG>")));
$ret.=StrDupl("</SMALL>", (StrOccurs(strtoupper($ret), "<SMALL") - StrOccurs(strtoupper($ret), "</SMALL>")));
$ret.=StrDupl("</CITE>", (StrOccurs(strtoupper($ret), "<CITE") - StrOccurs(strtoupper($ret), "</CITE>")));
$ret.=StrDupl("</EM>", (StrOccurs(strtoupper($ret), "<EM") - StrOccurs(strtoupper($ret), "</EM>")));
$ret.=StrDupl("</CODE>", (StrOccurs(strtoupper($ret), "<CODE") - StrOccurs(strtoupper($ret), "</CODE>")));
$ret.=StrDupl("</SAMP>", (StrOccurs(strtoupper($ret), "<SAMP") - StrOccurs(strtoupper($ret), "</SAMP>")));
$ret.=StrDupl("</KBD>", (StrOccurs(strtoupper($ret), "<KBD") - StrOccurs(strtoupper($ret), "</KBD>")));
$ret.=StrDupl("</VAR>", (StrOccurs(strtoupper($ret), "<VAR") - StrOccurs(strtoupper($ret), "</VAR>")));
$ret.=StrDupl("</DFN>", (StrOccurs(strtoupper($ret), "<DFN") - StrOccurs(strtoupper($ret), "</DFN>")));
$ret.=StrDupl("</BIG>", (StrOccurs(strtoupper($ret), "<BIG") - StrOccurs(strtoupper($ret), "</BIG>")));
$ret.=StrDupl("</SUP>", (StrOccurs(strtoupper($ret), "<SUP") - StrOccurs(strtoupper($ret), "</SUP>")));
$ret.=StrDupl("</SUB>", (StrOccurs(strtoupper($ret), "<SUB") - StrOccurs(strtoupper($ret), "</SUB>")));
$ret.=StrDupl("</H1>", (StrOccurs(strtoupper($ret), "<H1") - StrOccurs(strtoupper($ret), "</H1>")));
$ret.=StrDupl("</H2>", (StrOccurs(strtoupper($ret), "<H2") - StrOccurs(strtoupper($ret), "</H2>")));
$ret.=StrDupl("</H3>", (StrOccurs(strtoupper($ret), "<H3") - StrOccurs(strtoupper($ret), "</H3>")));
$ret.=StrDupl("</H4>", (StrOccurs(strtoupper($ret), "<H4") - StrOccurs(strtoupper($ret), "</H4>")));
$ret.=StrDupl("</H5>", (StrOccurs(strtoupper($ret), "<H5") - StrOccurs(strtoupper($ret), "</H5>")));
$ret.=StrDupl("</H6>", (StrOccurs(strtoupper($ret), "<H6") - StrOccurs(strtoupper($ret), "</H6>")));
$ret.=StrDupl("</H7>", (StrOccurs(strtoupper($ret), "<H7") - StrOccurs(strtoupper($ret), "</H7>")));
return $ret;
}
?>

【本文版权归作者与奥索网共同拥有,如需转载,请注明作者及出处】