function createimage($data,$twidth,$tspace,$height){
$dataname = array();
$datavalue = array();
$i = 0;
$j = 0;
$k = 0;
$num = sizeof($data);
foreach($data as $key => $val){
$dataname[] = $key;
$datavalue[] = $val;
}
$maxnum = max($data);
$width = ($twidth + $tspace) * $num + 4;//images width
$im = imagecreate($width + 40,$height+20);
$linecolor = imagecolorallocate($im,12,12,12);
$bgcolor = imagecolorallocate($im,255,233,233);
$tcolor = imagecolorallocate($im,123,200,56);
imagefill($im,0,0,$bgcolor);
imageline ( $im, 30, 0, 30, $height - 2, $linecolor);
imageline ( $im, 30, $height - 2, $width + 30 -2 , $height - 2,$linecolor);
while($i imagefilledrectangle ( $im, $i * ($tspace+$twidth) + 40, $height - $datavalue[$i], $i * ($tspace+$twidth) + 40 + $twidth, $height - 3, $tcolor);
imagestringup ( $im, 4, $i * ($tspace+$twidth) + $twidth/2 + 30, $height - 10, $dataname[$i].(.$datavalue[$i].), $linecolor);
$i++;
}
while($j imagestringup ( $im, 4, 2, $height - $j * 10 + 10, $j * 10, $linecolor);
$j = $j + 10;
}
while($k if($k != 0)
imageline ( $im, 28, $height - $k * 10, 32 , $height - $k * 10,$linecolor);
$k = $k + 10;
}
imagepng($im);
}
header(content-type:image/png);
$data = array(yahoo => 100, google => 260,microsoft => 320,ibm => 250,sun system => 150,inter => 220);
createimage($data,50,25,500);
?>
将这行中数据改成你的即可：$data = array(yahoo => 100, google => 260,microsoft => 320,ibm => 250,sun system => 150,inter => 220);
http://www.bkjia.com/phpjc/486457.htmlwww.bkjia.comtruehttp://www.bkjia.com/phpjc/486457.htmltecharticle? /*php100精华：php生成柱状图*/ function createimage($data,$twidth,$tspace,$height){ $dataname = array(); $datavalue = array(); $i = 0; $j = 0; $k = 0; $num = sizeof($data)...