处理诸如 PHP 之类的现代编程语言的乐趣之一就是有大量的选项可用。PHP 可以轻松地赢得 Perl 的座右铭“There's more than one way to do it”(并非只有一种方法可做这件事),尤其是在文件处理上。我们为大家收集整理了关于PHP文件操作方法,以方便大家参考。
在data文件中写入数据:
<?php
/**
* Created by PhpStorm.
* User: Administrator
* Date: 2015/6/29
* Time: 17:05
*/
header("Content-type: text/html; charset=utf-8");
//write data
$f = fopen('data','w');//打开文件
fwrite($f,'Hello PHP');//写入数据
fclose($f);//关闭文件
echo 'OK';
//windows环境暂时不考虑权限问题
写入成功后可以在页面看到“OK”
接下来读取data文件里的数据
<?php
/**
* Created by PhpStorm.
* User: Administrator
* Date: 2015/6/29
* Time: 17:05
*/
header("Content-type: text/html; charset=utf-8");
//read data
$f = fopen('data','r');
$content = fgets($f);
echo $content;
fclose($f);
如果有多行数据该怎么读取?
方法一 while:
<?php
/**
* Created by PhpStorm.
* User: Administrator
* Date: 2015/6/29
* Time: 17:05
*/
header("Content-type: text/html; charset=utf-8");
$f = fopen('data','r');
//读取多行数据 while
while(!feof($f)){//feof() 函数检测是否已到达文件末尾
$content = fgets($f);
echo $content;
}
fclose($f);
方法二 file_get_contents():
1echo file_get_contents('data');
来源: http://www.51edu.com/it/bckf/475577.html