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<?php  
    //±äÁ¿¶¨Ò壬»­ÍÖÔ²»¡Ê±µÄ½Ç¶È´óС  
    define("ANGLELENGTH",3);  
    /** 
     * »æÖÆÍ¼Æ¬ 
     * @param $title    3DͼµÄ±êÌâ 
     * @param $dataArr  ÏÔʾµÄÊý¾ÝÊý×é 
     * @param $labelArr ¶ÔÓ¦Êý¾ÝµÄ±êÇ©·ÖÀàÊý×é 
     * @param $colorArr ¶ÔÓ¦»æÍ¼ÑÕÉ«µÄÊý×é 
     * @param $a        »­²¼µÄ»ù×¼¿í¶È 
     * @param $b        »­²¼µÄ»ù×¼¸ß¶È 
     * @param $v        3DÖùµÄ¸ß¶È 
     * @param $font ×ÖÌå´óС 
     * @return      »æÖƳɹ¦µÄͼƬ·ÃÎÊ·¾¶ 
     */ 
    function drawPieImg($title, $dataArr, $labelArr, $colorArr, $a=250, $b=120, $v=20, $font=10){  
        $ox = 5+$a;  
        $oy = 5+$b;  
        $fw = imagefontwidth($font);  
        $fh = imagefontheight($font);  
        $n = count($dataArr);//¼ÆËãÊý×鳤¶È  
        $w = 10+$a*2;  
        $h = 10+$b*2+$v+($fh+2)*$n;  
        //´´½¨»­°å  
        $img = imagecreate($w, $h);  
        //תRGBΪË÷ÒýÉ«  
        for($i=0; $i<$n; $i++) &nbs


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6. header("Content-Type: application/octet-stream");
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