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<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd"> <html xmlns="http://www.w3.org/1999/xhtml"> <head> <meta http-equiv="Content-Type" content="text/html; charset=utf-8" /> <title>无标题文档</title> </head> <body> <div id="jin" style="float:left;background-color:#FFFFFF;width:200px;height:8px;padding:1px;border:#CCCCCC 1px solid;overflow:hidden;"> <div id="jindu" style="float:left;width:0;height:8px;background-color:#669966;overflow:hidden;"> </div> </div> <?php set_time_limit(0); $step = 0; for ($i = 0; $i < 20; $i++) { sleep(1); //这个是为了测试 $step+=10; //实际步点你自己掌握 echo ‘<script> document.getElementById("jindu").style.width = "‘.$step.‘px"; </script>‘; ob_flush(); //这个是为了测试 flush(); //这个是为了测试 } echo ‘<script> document.getElementById("jin").style.display = "none"; </script>‘; echo ‘操作完成！‘; ?> </body> </html>
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原文地址：http://www.cnblogs.com/phpfensi/p/4651980.html
