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;

}

?>

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