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    function checkFileType($fileName){
        $file     = fopen($fileName, "rb");
        $bin      = fread($file, 2); //Ö»¶Á2×Ö½Ú
        fclose($file);
        $strInfo  = @unpack("C2chars", $bin);// CΪÎÞ·ûºÅÕûÊý£¬ÍøÉÏËѵ½µÄ¶¼ÊÇc£¬ÎªÓзûºÅÕûÊý£¬ÕâÑù»á²úÉú¸ºÊýÅжϲ»Õý³£
        $typeCode = intval($strInfo['chars1'].$strInfo['chars2']);
        $fileType = '';
        if($typeCode == 255216 /*jpg*/ || $typeCode == 7173 /*gif*/ || $typeCode == 13780 /*png*/) {
            return true;
        }else{
            return false;
        }
    }


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php date()º¯Êý˵Ã÷

string date ( string format [, int timestamp] )     //ÆäÖÐtimestampΪ¿ÉÑ¡£¬Ä¬ÈÏֵΪtime();
date("1");    //Monday
date("m.d.y");   //12.21.09
date("m.d.Y");//12.21.2009
$tomorrow  = mktime(0, 0, 0, date("m")  , date("d")+1, date("Y"));
$las ......

php»æÖƱý״ͼ

drawPieImg()º¯Êý°üº¬8¸ö²ÎÊý£¬$titleΪ±ý״ͼµÄ±êÌ⣻$dataArrΪÐèÒªÏÔʾµÄÊý¾ÝÊý×飻$labelArrΪ¶ÔÓ¦Êý¾ÝµÄ±êÇ©·ÖÀàÊý×飻$colorArrΪ¶ÔÓ¦Êý¾ÝµÄ»æÍ¼ÑÕÉ«Êý×飬Õâ4¸ö²ÎÊýÊDZØÐëµÄ£¬¶ÔÓÚ²»Í¬µÄϵͳӦÓô«µÝÏàÓ¦µÄ²ÎÊý¼´¿É¡£½ÓÏÂÀ´µÄ4¸ö²ÎÊý£¬¸ºÔðÉèÖÃÒªÉú³ÉµÄ±ý״ͼµÄ´óС£¬Èç¹û²»ÉèÖÃÔòʹÓÃϵͳĬÈÏÖµ¡£³ÌÐò°´ÕÕ´²µ×Êý×éÊ ......

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2¡¢ÉèÖÃ/Apache2/conf/httpd.conf
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LoadModule proxy_module modules/mod_proxy.so
LoadModule proxy_connect_module modules/mod_proxy_connect.so
LoadModule proxy_http_module modules/mod_proxy_http.so
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phpÊä³öcsvºÍexcelÁ½ÖÖ·½·¨

1£¬¶¨Òåheader()Í·²¿Êä³ö¸ñʽ
   
   header("Content-type:application/vnd.ms-excel");
   header("Content-Disposition:finlename=php.xls");
    vnd.ms-excel -----¶¨ÒåÊä³öÎļþ¸ñ
    php.xls  ---------¶¨ÒåÊä³öµÄÎļþÃû
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