Basic file operations in PHP

FileOperations.php

<?php
  //reading a file...
  $myfile = fopen("webdictionary.txt", "r");
  echo fgets($myfile);
  fclose($myfile);

  //Write to a file...
  $myfile = fopen("newfile.txt", "w") or die("Unable to open file!");
  $txt = "This is new File\n";
  fwrite($myfile, $txt);
  $txt = "This is some Content\n";
  fwrite($myfile, $txt);
  fclose($myfile);
?>