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PHP operations for reading, editing and saving files

Jun 08, 2018 pm 04:11 PM

php keep document edit

This article mainly introduces the operations of PHP for reading, editing and saving files. Interested friends can refer to it. I hope it will be helpful to everyone.

The example in this article describes the method of editing and saving files in PHP, as follows:

save_file.php：

&lt;?php 
session_start(); 
$handle = fopen($_POST[&#39;original_file_name&#39;], &quot;w&quot;); 
$text = $_POST[&#39;file_contents&#39;]; 
if(fwrite($handle, $text) == FALSE){ 
  $_SESSION[&#39;error&#39;] = &#39;&lt;span class=&quot;redtxt&quot;&gt;There was an error&lt;/span&gt;&#39;; 
}else{ 
  $_SESSION[&#39;error&#39;] = &#39;&lt;span class=&quot;redtxt&quot;&gt;File edited successfully&lt;/span&gt;&#39;; 
} 
fclose($handle); 
header(&quot;Location: &quot;.$_POST[&#39;page&#39;]); 
?&gt;

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read_file.php：

&lt;!DOCTYPE html&gt;
&lt;html xmlns=&quot;http://www.w3.org/1999/xhtml&quot;&gt;
&lt;head&gt;
&lt;meta http-equiv=&quot;Content-Type&quot; content=&quot;text/html; charset=iso-8859-1&quot; /&gt;
&lt;title&gt;Untitled Document&lt;/title&gt;
&lt;/head&gt;
&lt;form action=&quot;savecontents.php&quot; method=&quot;post&quot;&gt;
&lt;textarea name=&quot;file_contents&quot; style=&quot;width:700px;height:600px;&quot;&gt;
&lt;?php 
$fileName = &quot;location/of/orignal/file/my_file.php&quot;; 
$handle = fopen($fileName, &quot;r&quot;); 
while (!feof($handle)){ 
  $text = fgets($handle); 
  echo $text; 
} 
?&gt; 
&lt;/textarea&gt;
&lt;input type=&quot;hidden&quot; value=&quot; &lt;? echo $fileName; ?&gt; &quot; name=&quot;original_file_name&quot; /&gt;
&lt;/form&gt;
&lt;body&gt;
&lt;/body&gt;
&lt;/html&gt;

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Summary: The above is the entire content of this article, I hope it will be helpful to everyone's study.

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