-1
收到错误消息:代码是不能工作得到错误
无法显示,因为它包含了一些错误。
<?php
include("connection.php");
$height = 200;
$width = 200;
$border = 30;
if($_GET['height']) {$height = $_GET['height'];}
if($_GET['width']) {$width = $_GET['width'];}
if($_GET['border']) {$border = $_GET['border'];}
Header('Content-type: image/jpeg');
$image = ImageCreate($width+$border, $height+$border);
$white = ImageColorAllocate($image, 255, 255, 255);
$black = ImageColorAllocate($image, 0, 0, 0);
$blueish = ImageColorAllocate($image, 120, 120, 255);
$redish = ImageColorAllocate($image, 222, 66, 66);
$grayish = ImageColorAllocate($image, 200, 200, 200);
$purpleish = ImageColorAllocate($image, 200, 10, 200);
ImageFill($image, 0,0, $black);
ImageFilledRectangle ($image, 0,0,$border,$height+$border, $grayish);
ImageFilledRectangle ($image, 0,$height, $border+$height,$border+$width, $grayish);
$sql = "SELECT Battery FROM battery_level ORDER BY DESC";
$result = mysqli_query($sql, $conn);
$num = mysqli_num_rows($result);
$den = $num*2+1;
$xspacing = intval($width/$den);
$pos = -1;
while ($row = mysqli_fetch_array($result))
{
$pos = $pos +2;
$left = $pos*$xspacing;
$right = ($pos+1)*$xspacing;
}
ImageJpeg($image);
ImageDestroy($image);
?>
在浏览器中查看源代码,你会看到这个'图像'有什么错误 – nospor
你真的认为这是可读吗? –
PHP的错误文件中记录了什么? –