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PHP设置进度条的方法
这篇文章主要介绍了PHP设置进度条的方法,实例分析了php实现进度条显示进度状态的相关技巧,非常简单实用,需要的朋友可以参考下，本文实例讲述了PHP设置进度条的方法，分享给大家供大家参考，具体如下：
- <html>
- <head>
- <style type="text/css"><!--
- div {
- margin: 1px;
- height: 20px;
- padding: 1px;
- border: 1px solid #000;
- width: 275px;
- background: #fff;
- color: #000;
- float: left;
- clear: right;
- top: 38px;
- z-index: 9
- }
- .percents {
- background: #FFF;
- border: 1px solid #CCC;
- margin: 1px;
- height: 20px;
- position:absolute;
- width:275px;
- z-index:10;
- left: 10px;
- top: 38px;
- text-align: center;
- }
- .blocks {
- background: #EEE;
- border: 1px solid #CCC;
- margin: 1px;
- height: 20px;
- width: 10px;
- position: absolute;
- z-index:11;
- left: 12px;
- top: 38px;
- filter: alpha(opacity=50);
- -moz-opacity: 0.5;
- opacity: 0.5;
- -khtml-opacity: .5
- }
- -->
- </style>
- </head>
- <body>
- <?php
- if (ob_get_level() == 0) {
- ob_start();
- }
- echo str_pad('Loading... ',4096)."<br />\n";
- for ($i = 0; $i < 25; $i++) {
- $d = $d + 11;
- $m=$d+10;
- //This div will show loading percents
- echo '<div class="percents">' . $i*4 . '% complete</div>';
- //This div will show progress bar
- echo '<div class="blocks" style="left: '.$d.'px"> </div>';
- flush();
- ob_flush();
- sleep(1);
- }
- ob_end_flush();
- ?>
- <div class="percents" style="z-index:12">Done.</div>
- </body>
- </html>
