PHP File Handling

What is the File Handling  in php

The term "file handling" refers to a group of procedures in PHP that enable read/write operations on disk files using PHP code. In PHP, a file is a resource object, from which data may be read or written to in a linear way.

 create a file 

" filehandling.txt" , stored the server data.

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   ஃ PHP Open file-fopen()

  Example  :-

<?php

      $file = fopen(" filehandling.txt","r");

    ?>

   

OUTPut :-

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  ஃPHP Close File- fclose() 

PHP fclose() function use close open file pointer.

    Syntax :-

fclose(resource $handle)

Example :-

<?php

fclose($handle);

?>

  ஃ PHP Read File - fread()

PHP fread() function use to read content file. accept two argument.

   Example :-

<?php

   $file = fopen("filehandling.txt","r");

   $content = fread($file,filesize(filehandling.txt"));

   echo $content;

   fclose($file);

   ?>

   

  ஃ PHP  Write File - fwrite()

 Example  :-

 

 <?php

$file = fopen("filehandling.txt","w");

fwrite($file, "This is a test.");

fclose($file);

?>

  ஃ PHP Delete File- unlink()

   Example  :-

<?php

unlink ("data.txt");

echo "file delete";

?>

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