通过文件计数,每刷新一次页面就加一次。
代码:
<?php
//数字输出网页计数器
$max_len = 9;
$CounterFile = "counter.dat";
if(!file_exists($CounterFile)){ //如果计数器文件不存在
$counter = 0;
$cf = fopen($CounterFile,"w"); //打开文件
fputs($cf,'0'); //初始化计数器
fclose($cf); //关闭文件
}
else{ //取回当前计数器的值
$cf = fopen($CounterFile,"r");
$counter = trim(fgets($cf,$max_len));
fclose($cf);
}
$counter++; //计数器加一
$cf = fopen($CounterFile,"w"); //写入新的数据
fputs($cf,$counter);
fclose($cf);
?>
<span>访问统计:
<?php
echo $counter; //输出计数器
?>
人次!</span>




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