<?php
for ($i = 0; $i < 500; $i++) {
$users[] = 'Tom_' . $i;
}
$width = 500;
$total = count($users);
$pix = $width / $total;
$progress = 0;
?>
<html>
<head>
<title>动态显示服务器运行程序的进度条</title>
<meta http-equiv="Content-Type" content="text/html; charset=utf-8" />
<style>
body, div input { font-family: Tahoma; font-size: 9pt }
</style>
<script language="JavaScript">
<!--
function updateProgress(sMsg, iWidth)
{
document.getElementById("status").innerHTML = sMsg;
document.getElementById("progress").style.width = iWidth + "px";
document.getElementById("percent").innerHTML = parseInt(iWidth / <?php echo $width; ?> * 100) + "%";
}
</script>
</head>
<body>
<div style="margin: 4px; padding: 8px; border: 1px solid gray; background: #EAEAEA; width: <?php echo $width+8; ?>px">
<div><font color="gray">如下进度条的动态效果由服务器端 PHP 程序结合客户端 JavaScript 程序生成。</font></div>
<div style="padding: 0; border: 1px solid navy; width: <?php echo $width; ?>px">
<div id="progress" style="padding: 0; border: 0; width: 0px; text-align: center; height: 16px"></div>
</div>
<div id="status"> </div>
<div id="percent" style="position: relative; top: -30px; text-align: center; font-weight: bold; font-size: 8pt">0%</div>
</div>
<?php
flush();
foreach ($users as $user) {
for ($i = 0; $i < 1000000; $i++) {
;;
}
?>
<script language="JavaScript">
updateProgress("正在操作用户“<?php echo $user; ?>” ....", <?php echo min($width, intval($progress)); ?>);
</script>
<?php
flush();
$progress += $pix;
}
?>
<script language="JavaScript">
updateProgress("操作完成！", <?php echo $width; ?>);
</script>
<?php
flush();
?>
</body>
</html>
