<?php
//for read the file
readfile('yoursfile.txt'); //for only read the file
echo readfile('yoursfile.txt'); //for read the file and print how many word in the file
//fopen - is used to open the file
//fread - is used to read the file
//fclose - is used to close the file
$file = fopen('yoursfile.txt','r');
if(!$file){
die('Unable to ope this file.not exit / not valid');
}
$content = fread($file,filesize("yoursfile.txt"));
echo $content;
fclose($file);
//r = reading the file only
//r+ = reading and writing the file
//w = writing the file only
//w+ = reading and writing the file, when file does not exists so attempt to create it
//a = for reading only if the file does not exit then they attempt to create it
//a+ = for reading and writing the file if the file does not exits then thay attempt to create the file
//and more modes are available that you can see here: https://php.net/manual/en/function.fopen.php
?>