Summary of PHP file action methods

This article mainly introduces the PHP file operation method Summary of the relevant information, the need for friends can refer to the

To write data in the file:

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<?php/** * Created by Phpstorm. * User:administrator * DATE:2015/6/29 * time:17:05/Header ("content-type:text/html; Charset=utf-8 "); Write Data $f = fopen (' Data ', ' w ');//Open File Fwrite ($f, ' Hello PHP ');//write to Fclose ($f);//Close file echo ' OK '; Windows environment temporarily does not consider permission issues

You can see "OK" on the page after the write is successful

Next, read the data in the file.

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<?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);

How do I read more than one row of data?

Method One while:

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<?php/** * Created by Phpstorm. * User:administrator * DATE:2015/6/29 * time:17:05/Header ("content-type:text/html; Charset=utf-8 "); $f = fopen (' Data ', ' r '); Read multiple-row data while while (!feof ($f)) {//feof () function to detect whether the end of the file has been reached $content = Fgets ($f); echo $content;} fclose ($f);

Method two file_get_contents ():

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1	echo file_get_contents (' data ');

The above mentioned is the entire content of this article, I hope you can enjoy.