What are some recommended resources or tutorials for PHP developers looking to learn more about working with text files for data storage in PHP applications?

Working with text files for data storage in PHP applications involves reading from and writing to text files to store and retrieve data. Some recommended resources for PHP developers looking to learn more about this include the official PHP documentation on file handling, tutorials on websites like W3Schools and PHP.net, and online courses on platforms like Udemy or Coursera.

// Example of reading from a text file in PHP
$file = fopen("data.txt", "r") or die("Unable to open file!");
$data = fread($file, filesize("data.txt"));
fclose($file);
echo $data;