<?php
$str1 = "write something into file. ";
$str2 = "this is a text file. ";
$filename = "C:/data/01.txt";
// 写文件
$file = fopen($filename, "w");
$w1 = fwrite($file, $str1);
$w1 = fwrite($file, "\r\n");
$w1 = fwrite($file, $str2);
fclose($file);
// 读文件
$file = fopen($filename, "r");
while (!feof ($file)) {
echo fgets($file) ."<br>" ;
}
fclose($file);
?>
![[Web front-end] Node.js quick start](https://img.php.cn/upload/course/000/000/067/662b5d34ba7c0227.png)
