PHP学习笔记——文件读写

<?php
 //写入文件
    $out="this is zuo jian";
 $fp=fopen("file2.txt","w");
 fwrite($fp,$out,strlen($out));
 fclose($fp);
 //读取文件
 $fp=fopen("file1.txt","r");
 while(!feof($fp)){
  echo fgetc($fp);
 }
?>