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<?php
//RSSÔ´µØÖ·ÁбíÊý×é
$rssfeed = array("http://blog.csdn.net/heavenopener/category/668064.aspx/rss");
for($i=0;$i<sizeof($rssfeed);$i++){//·Ö½â¿ªÊ¼
$buff = "";
$rss_str="";
//´ò¿ªrssµØÖ·£¬²¢¶ÁÈ¡£¬¶Áȡʧ°ÜÔòÖÐÖ¹
$fp = @fopen($rssfeed[$i],"r") or die("can not open $rssfeed");
while ( !feof($fp) ) {
$buff .= fgets($fp,4096);
}
//¹Ø±ÕÎļþ´ò¿ª
fclose($fp);

//½¨Á¢Ò»¸ö XML ½âÎöÆ÷
$parser = xml_parser_create();
//xml_parser_set_option -- Ϊָ¶¨ XML ½âÎö½øÐÐÑ¡ÏîÉèÖÃ
xml_parser_set_option($parser,XML_OPTION_SKIP_WHITE,1);
//xml_parse_into_struct -- ½« XML Êý¾Ý½âÎöµ½Êý×é$valuesÖÐ
xml_parse_into_struct($parser,$buff,$values,$idx);
//xml_parser_free -- ÊÍ·ÅÖ¸¶¨µÄ XML ½âÎöÆ÷
xml_parser_free($parser);
$num=1;
for($num=0;$num<60;$num++){
$val=@$values[$num];
$tag = $val["tag"];
$type = $val["type"];
$value =@ $val["value"];
//±êǩͳһתΪСд
$tag = strtolower($tag);

if ($tag == "item" && $type == "open"){
$is_item = 1;
}else if ($tag == "item" && $type == "close") {
//¹¹ÔìÊä³ö×Ö·û´®
$rss_str .=" <li><a href="".$link."" mce_href="".$link."" target=_blank>".$title."</a></li>";
$is_item = 0;
}
//½ö¶ÁÈ¡item±êÇ©ÖеÄÄÚÈÝ
if(@$is_item==1){
if ($tag == "title") {$title = $value;}
if ($tag == "link") {$link = $value;}
}
}
//Êä³ö½á¹û
foreach (explode("\n",str_replace("\r",'',$rss_str)) as $line)
{
echo iconv("utf-8","gb2312",str_replace("'","\\'",$line));//½øÐÐutf-8µ½gb2312µÄת»»·ÀÖ¹ÍøÒ³ÂÒÂë
}
}
?> 
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<?php
header("Content-Type:image/png");
srand((double)microtime()*1000000);
$img_height=20;
$img_width=60;
$im=@imagecreate($img_width,$img_height) or die("²»Äܳõʼ»¯GDÎļþÁ÷");
$background_color=imagecolorallocate($im,255,255,255);
$text_color=imagecolorallocate($im,233,14,91);
......

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      Ê×ÏÈÊÇ´ÓĿ¼¶ÁÈ¡µÄº¯Êý,opendir(),readdir(),closedir(),ʹÓõÄʱºòÊÇÏÈ´ò¿ªÎļþ¾ä±ú,¶øºóµü´úÁгö:
<?php
$base_dir="filelist/";
$fso=opendir($base_dir);
echo  $base_dir."<hr/>";
whil ......

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run_time.php  Code:
<?php
class runtime
{
var $StartTime = 0;
var $StopTime = 0;
function get_microtime()
{
list($usec, $sec) = explode(' ', microtime());
return ((float)$usec + (float)$sec);
}
function start()
{
$this->StartTime = $this->get_microtime();
}
f ......

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