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PHP文件操作方法汇总

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Release: 2016-06-13 08:59:13
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PHP文件操作方法汇总

   这篇文章主要介绍了PHP文件操作方法汇总的相关资料,需要的朋友可以参考下

  在data文件中写入数据:

  ?

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/**

* 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

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/**

* 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:

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/**

* 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():

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echo file_get_contents('data');

  以上所述就是本文的全部内容了,希望大家能够喜欢。

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