$counterFile = "counter.txt"; if (!file_exists($counterFile)) { //判断文件是否存在 $fp = fopen($counterFile, "w"); fputs($fp, "0"); fclose($fp); } //读文件 $n=10; $fp = fopen($counterFile, "r"); $str1 = fgets($fp,$n); $str1++; fclose($fp); //回写文件 $fp = fopen($counterFile, "w"); fputs($fp, $str1); fclose($fp); ?>
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