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<!DOCTYPE HTML> <html> <body> <script type="text/javascript"> if (localStorage.pagecount) { localStorage.pagecount=Number(localStorage.pagecount) +1; } else { localStorage.pagecount=1; } document.write("Visits: " + localStorage.pagecount + " time(s)."); </script> <p>刷新页面会看到计数器在增长。</p> <p>请关闭浏览器窗口，然后再试一次，计数器会继续计数。</p> </body> </html>