摘要：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; c
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()：
echo file_get_contents('data');更多关于PHP文件操作方法汇总请关注PHP中文网（www.php.cn）其他文章！
